Bug 1898511 - Do not set use_multiprocess when starting geckoview r=jmaher

Since use_multiprocess is no longer used, do not set or pass it from mozdevice.
Since the launch_activity/launch_service e10s optional parameter becomes unused, stop passing it also.

Differential Revision: https://phabricator.services.mozilla.com/D211464

testing/gtest/remotegtests.py

@@ -128,7 +128,6 @@ class RemoteGTests(object):
             self.device.launch_activity(
                 self.package,
                 activity_name=activity,
-                e10s=False,  # gtest is non-e10s on desktop
                 moz_env=env,
                 extra_args=args,
                 wait=False,

testing/mozbase/mozdevice/mozdevice/adb.py

@@ -4239,7 +4239,7 @@ class ADBDevice(ADBCommand):
             application.
         :param str extra_args: Extra arguments to be parsed by the app.
         :param str url: URL to open
-        :param bool e10s: If True, run in multiprocess mode.
+        :param bool e10s: No longer used.
         :param bool wait: If True, wait for application to start before
             returning.
         :param bool grant_runtime_permissions: Grant special runtime
@@ -4268,7 +4268,6 @@ class ADBDevice(ADBCommand):
             for arg_count, arg in enumerate(extra_args):
                 extras["arg" + str(arg_count)] = arg
 
-        extras["use_multiprocess"] = e10s
         extras["out_file"] = out_file
         self.launch_application(
             app_name,
@@ -4308,7 +4307,7 @@ class ADBDevice(ADBCommand):
             application.
         :param str extra_args: Extra arguments to be parsed by the app.
         :param str url: URL to open
-        :param bool e10s: If True, run in multiprocess mode.
+        :param bool e10s: No longer used.
         :param bool wait: If True, wait for application to start before
             returning.
         :param bool fail_if_running: Raise an exception if instance of
@@ -4336,7 +4335,6 @@ class ADBDevice(ADBCommand):
             for arg_count, arg in enumerate(extra_args):
                 extras["arg" + str(arg_count)] = arg
 
-        extras["use_multiprocess"] = e10s
         self.launch_application(
             app_name,
             "%s.%s" % (app_name, activity_name),

testing/mozbase/mozdevice/mozdevice/remote_process_monitor.py

@@ -56,7 +56,6 @@ class RemoteProcessMonitor:
         self.device.launch_activity(
             self.app_name,
             activity_name=activity,
-            e10s=e10s,
             moz_env=env,
             extra_args=args,
             url=test_url,

testing/mozbase/mozrunner/mozrunner/base/device.py

@@ -83,7 +83,7 @@ class DeviceRunner(BaseRunner):
         if "geckoview" in app:
             activity = "TestRunnerActivity"
             self.app_ctx.device.launch_activity(
-                app, activity, e10s=True, moz_env=env, extra_args=args, url=url
+                app, activity, moz_env=env, extra_args=args, url=url
             )
         else:
             self.app_ctx.device.launch_fennec(

testing/xpcshell/remotexpcshelltests.py

@@ -62,7 +62,6 @@ class RemoteProcessMonitor(object):
                 self.package,
                 intent="org.mozilla.geckoview.test_runner.XPCSHELL_TEST_MAIN",
                 activity_name="TestRunnerActivity",
-                e10s=True,
             )
             # Newer Androids require that background services originate from
             # active apps, so wait here until the test runner is the top
@@ -98,7 +97,6 @@ class RemoteProcessMonitor(object):
         self.device.launch_service(
             self.package,
             activity_name=("XpcshellTestRunnerService$i%d" % selectedProcess),
-            e10s=True,
             moz_env=env,
             grant_runtime_permissions=False,
             extra_args=extra_args,