Bug 1852806 - Remove macros for older Windows SDK from hal/. r=gsvelto

Depends on D188023

Differential Revision: https://phabricator.services.mozilla.com/D188024

hal/moz.build

@@ -63,15 +63,13 @@ elif CONFIG["OS_TARGET"] == "Linux":
 elif CONFIG["OS_TARGET"] == "WINNT":
     UNIFIED_SOURCES += [
         "fallback/FallbackVibration.cpp",
+        "windows/WindowsProcessPriority.cpp",
+        "windows/WindowsScreenConfiguration.cpp",
         "windows/WindowsSensor.cpp",
     ]
     # WindowsBattery.cpp cannot be built in unified mode because it relies on HalImpl.h.
-    # WindowsProcessPriority.cpp needs to set _WIN32_WINNT to Windows 8
-    # WindowsScreenConfiguration.cpp needs to set WINVER to 0x0602.
     SOURCES += [
         "windows/WindowsBattery.cpp",
-        "windows/WindowsProcessPriority.cpp",
-        "windows/WindowsScreenConfiguration.cpp",
     ]
 elif CONFIG["MOZ_WIDGET_TOOLKIT"] == "cocoa":
     UNIFIED_SOURCES += [

hal/windows/WindowsProcessPriority.cpp

@@ -2,12 +2,6 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-// SetProcessInformation is only defined for Win8 and newer.
-#if defined(_WIN32_WINNT)
-#  undef _WIN32_WINNT
-#  define _WIN32_WINNT _WIN32_WINNT_WIN8
-#endif  // defined(_WIN32_WINNT)
-
 #include "Hal.h"
 #include "HalLog.h"
 #include "nsWindowsHelpers.h"  // for nsAutoHandle and nsModuleHandle

hal/windows/WindowsScreenConfiguration.cpp

@@ -2,11 +2,6 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-#if defined(WINVER)
-#  undef WINVER
-#  define WINVER 0x0602
-#endif
-
 #include "Hal.h"
 #include "mozilla/widget/ScreenManager.h"
 #include "nsIWindowsUIUtils.h"