forked from mirrors/gecko-dev
		
	 3e0cb7c68b
			
		
	
	
		3e0cb7c68b
		
	
	
	
	
		
			
			This is more fission-compatible, and a lot simpler. Differential Revision: https://phabricator.services.mozilla.com/D111480
		
			
				
	
	
		
			205 lines
		
	
	
	
		
			8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			205 lines
		
	
	
	
		
			8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #ifndef nsDocShellLoadTypes_h_
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| #define nsDocShellLoadTypes_h_
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| 
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| #ifdef MOZILLA_INTERNAL_API
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| 
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| #  include "nsDOMNavigationTiming.h"
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| #  include "nsIDocShell.h"
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| #  include "nsIWebNavigation.h"
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| 
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| /**
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|  * Load flag for error pages. This uses one of the reserved flag
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|  * values from nsIWebNavigation.
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|  */
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| #  define LOAD_FLAGS_ERROR_PAGE 0x0001U
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| 
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| #  define MAKE_LOAD_TYPE(type, flags) ((type) | ((flags) << 16))
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| #  define LOAD_TYPE_HAS_FLAGS(type, flags) ((type) & ((flags) << 16))
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| 
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| /**
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|  * These are flags that confuse ConvertLoadTypeToDocShellLoadInfo and should
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|  * not be passed to MAKE_LOAD_TYPE.  In particular this includes all flags
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|  * above 0xffff (e.g. LOAD_FLAGS_BYPASS_CLASSIFIER), since MAKE_LOAD_TYPE would
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|  * just shift them out anyway.
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|  */
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| #  define EXTRA_LOAD_FLAGS                        \
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|     (nsIWebNavigation::LOAD_FLAGS_FROM_EXTERNAL | \
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|      nsIWebNavigation::LOAD_FLAGS_FIRST_LOAD |    \
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|      nsIWebNavigation::LOAD_FLAGS_ALLOW_POPUPS | 0xffff0000)
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| 
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| /* load types are legal combinations of load commands and flags
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|  *
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|  * NOTE:
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|  *  Remember to update the IsValidLoadType function below if you change this
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|  *  enum to ensure bad flag combinations will be rejected.
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|  */
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| enum LoadType : uint32_t {
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|   LOAD_NORMAL = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                                nsIWebNavigation::LOAD_FLAGS_NONE),
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|   LOAD_NORMAL_REPLACE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY),
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|   LOAD_HISTORY = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_HISTORY,
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|                                 nsIWebNavigation::LOAD_FLAGS_NONE),
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|   LOAD_NORMAL_BYPASS_CACHE = MAKE_LOAD_TYPE(
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|       nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
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|   LOAD_NORMAL_BYPASS_PROXY = MAKE_LOAD_TYPE(
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|       nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
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|   LOAD_NORMAL_BYPASS_PROXY_AND_CACHE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
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|   LOAD_RELOAD_NORMAL = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD,
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|                                       nsIWebNavigation::LOAD_FLAGS_NONE),
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|   LOAD_RELOAD_BYPASS_CACHE = MAKE_LOAD_TYPE(
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|       nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
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|   LOAD_RELOAD_BYPASS_PROXY = MAKE_LOAD_TYPE(
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|       nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
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|   LOAD_RELOAD_BYPASS_PROXY_AND_CACHE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD,
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|                      nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
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|   LOAD_LINK = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                              nsIWebNavigation::LOAD_FLAGS_IS_LINK),
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|   LOAD_REFRESH = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                                 nsIWebNavigation::LOAD_FLAGS_IS_REFRESH),
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|   LOAD_REFRESH_REPLACE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_IS_REFRESH |
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|                          nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY),
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|   LOAD_RELOAD_CHARSET_CHANGE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD,
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|                      nsIWebNavigation::LOAD_FLAGS_CHARSET_CHANGE),
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|   LOAD_RELOAD_CHARSET_CHANGE_BYPASS_PROXY_AND_CACHE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD,
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|                      nsIWebNavigation::LOAD_FLAGS_CHARSET_CHANGE |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
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|   LOAD_RELOAD_CHARSET_CHANGE_BYPASS_CACHE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD,
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|                      nsIWebNavigation::LOAD_FLAGS_CHARSET_CHANGE |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
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|   LOAD_BYPASS_HISTORY =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_BYPASS_HISTORY),
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|   LOAD_STOP_CONTENT = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                                      nsIWebNavigation::LOAD_FLAGS_STOP_CONTENT),
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|   LOAD_STOP_CONTENT_AND_REPLACE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_STOP_CONTENT |
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|                          nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY),
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|   LOAD_PUSHSTATE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_PUSHSTATE,
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|                                   nsIWebNavigation::LOAD_FLAGS_NONE),
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|   LOAD_REPLACE_BYPASS_CACHE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL,
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|                      nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY |
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|                          nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
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|   /**
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|    * Load type for an error page. These loads are never triggered by users of
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|    * Docshell. Instead, Docshell triggers the load itself when a
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|    * consumer-triggered load failed.
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|    */
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|   LOAD_ERROR_PAGE =
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|       MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, LOAD_FLAGS_ERROR_PAGE)
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| 
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|   // NOTE: Adding a new value? Remember to update IsValidLoadType!
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| };
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| 
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| static inline bool IsForceReloadType(uint32_t aLoadType) {
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|   switch (aLoadType) {
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|     case LOAD_RELOAD_BYPASS_CACHE:
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|     case LOAD_RELOAD_BYPASS_PROXY:
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|     case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
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|       return true;
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|   }
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|   return false;
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| }
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| 
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| static inline bool IsValidLoadType(uint32_t aLoadType) {
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|   switch (aLoadType) {
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|     case LOAD_NORMAL:
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|     case LOAD_NORMAL_REPLACE:
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|     case LOAD_NORMAL_BYPASS_CACHE:
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|     case LOAD_NORMAL_BYPASS_PROXY:
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|     case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
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|     case LOAD_HISTORY:
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|     case LOAD_RELOAD_NORMAL:
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|     case LOAD_RELOAD_BYPASS_CACHE:
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|     case LOAD_RELOAD_BYPASS_PROXY:
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|     case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
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|     case LOAD_LINK:
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|     case LOAD_REFRESH:
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|     case LOAD_REFRESH_REPLACE:
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|     case LOAD_RELOAD_CHARSET_CHANGE:
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|     case LOAD_RELOAD_CHARSET_CHANGE_BYPASS_PROXY_AND_CACHE:
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|     case LOAD_RELOAD_CHARSET_CHANGE_BYPASS_CACHE:
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|     case LOAD_BYPASS_HISTORY:
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|     case LOAD_STOP_CONTENT:
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|     case LOAD_STOP_CONTENT_AND_REPLACE:
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|     case LOAD_PUSHSTATE:
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|     case LOAD_REPLACE_BYPASS_CACHE:
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|     case LOAD_ERROR_PAGE:
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|       return true;
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|   }
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|   return false;
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| }
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| 
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| inline nsDOMNavigationTiming::Type ConvertLoadTypeToNavigationType(
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|     uint32_t aLoadType) {
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|   // Not initialized, assume it's normal load.
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|   if (aLoadType == 0) {
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|     aLoadType = LOAD_NORMAL;
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|   }
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| 
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|   auto result = nsDOMNavigationTiming::TYPE_RESERVED;
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|   switch (aLoadType) {
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|     case LOAD_NORMAL:
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|     case LOAD_NORMAL_BYPASS_CACHE:
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|     case LOAD_NORMAL_BYPASS_PROXY:
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|     case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
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|     case LOAD_NORMAL_REPLACE:
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|     case LOAD_LINK:
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|     case LOAD_STOP_CONTENT:
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|     // FIXME: It isn't clear that LOAD_REFRESH_REPLACE should have a different
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|     // navigation type than LOAD_REFRESH. Those loads historically used the
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|     // LOAD_NORMAL_REPLACE type, and therefore wound up with TYPE_NAVIGATE by
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|     // default.
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|     case LOAD_REFRESH_REPLACE:
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|     case LOAD_REPLACE_BYPASS_CACHE:
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|       result = nsDOMNavigationTiming::TYPE_NAVIGATE;
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|       break;
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|     case LOAD_HISTORY:
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|       result = nsDOMNavigationTiming::TYPE_BACK_FORWARD;
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|       break;
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|     case LOAD_RELOAD_NORMAL:
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|     case LOAD_RELOAD_CHARSET_CHANGE:
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|     case LOAD_RELOAD_CHARSET_CHANGE_BYPASS_PROXY_AND_CACHE:
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|     case LOAD_RELOAD_CHARSET_CHANGE_BYPASS_CACHE:
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|     case LOAD_RELOAD_BYPASS_CACHE:
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|     case LOAD_RELOAD_BYPASS_PROXY:
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|     case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
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|       result = nsDOMNavigationTiming::TYPE_RELOAD;
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|       break;
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|     case LOAD_STOP_CONTENT_AND_REPLACE:
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|     case LOAD_REFRESH:
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|     case LOAD_BYPASS_HISTORY:
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|     case LOAD_ERROR_PAGE:
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|     case LOAD_PUSHSTATE:
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|       result = nsDOMNavigationTiming::TYPE_RESERVED;
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|       break;
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|     default:
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|       result = nsDOMNavigationTiming::TYPE_RESERVED;
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|       break;
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|   }
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| 
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|   return result;
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| }
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| 
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| #endif  // MOZILLA_INTERNAL_API
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| #endif
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