Stop setting AcceleratedCompositingForVideoEnabled in LayoutTests.

This removes the setting entirely since it's always true in production.
Once we stop setting it, we can remove it from blink.

BUG=365857

Review URL: https://codereview.chromium.org/443573004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@287699 0039d316-1c4b-4281-b951-d872f2087c98

content/public/common/common_param_traits_macros.h

@@ -150,7 +150,6 @@ IPC_STRUCT_TRAITS_BEGIN(content::WebPreferences)
   IPC_STRUCT_TRAITS_MEMBER(accelerated_filters_enabled)
   IPC_STRUCT_TRAITS_MEMBER(deferred_filters_enabled)
   IPC_STRUCT_TRAITS_MEMBER(container_culling_enabled)
-  IPC_STRUCT_TRAITS_MEMBER(accelerated_compositing_for_video_enabled)
   IPC_STRUCT_TRAITS_MEMBER(allow_displaying_insecure_content)
   IPC_STRUCT_TRAITS_MEMBER(allow_running_insecure_content)
   IPC_STRUCT_TRAITS_MEMBER(enable_scroll_animator)

content/public/common/web_preferences.cc

@@ -78,7 +78,6 @@ WebPreferences::WebPreferences()
       layer_squashing_enabled(true),
       asynchronous_spell_checking_enabled(true),
       unified_textchecker_enabled(false),
-      accelerated_compositing_for_video_enabled(true),
       accelerated_2d_canvas_enabled(false),
       minimum_accelerated_2d_canvas_size(257 * 256),
       antialiased_2d_canvas_disabled(false),

content/public/common/web_preferences.h

@@ -103,7 +103,6 @@ struct CONTENT_EXPORT WebPreferences {
   bool layer_squashing_enabled;
   bool asynchronous_spell_checking_enabled;
   bool unified_textchecker_enabled;
-  bool accelerated_compositing_for_video_enabled;
   bool accelerated_2d_canvas_enabled;
   int minimum_accelerated_2d_canvas_size;
   bool antialiased_2d_canvas_disabled;

content/renderer/render_view_impl.cc

@@ -1057,11 +1057,6 @@ void RenderView::ApplyWebPreferences(const WebPreferences& prefs,
   // Enable container culling if requested on the command line.
   settings->setContainerCullingEnabled(prefs.container_culling_enabled);
 
-  // Enabling accelerated layers from the command line enabled accelerated
-  // Video.
-  settings->setAcceleratedCompositingForVideoEnabled(
-      prefs.accelerated_compositing_for_video_enabled);
-
   // WebGL and accelerated 2D canvas are always gpu composited.
   settings->setAcceleratedCompositingForCanvasEnabled(
       prefs.experimental_webgl_enabled || prefs.accelerated_2d_canvas_enabled);

content/shell/browser/webkit_test_controller.cc

@@ -338,7 +338,6 @@ void WebKitTestController::OverrideWebkitPrefs(WebPreferences* prefs) {
       CommandLine& command_line = *CommandLine::ForCurrentProcess();
       if (!command_line.HasSwitch(switches::kDisableGpu))
         prefs->accelerated_2d_canvas_enabled = true;
-      prefs->accelerated_compositing_for_video_enabled = true;
       prefs->mock_scrollbars_enabled = true;
     }
   }

content/shell/common/webkit_test_helpers.cc

@@ -92,7 +92,6 @@ void ApplyLayoutTestDefaultPreferences(WebPreferences* prefs) {
   prefs->asynchronous_spell_checking_enabled = false;
   prefs->accelerated_2d_canvas_enabled =
       command_line.HasSwitch(switches::kEnableAccelerated2DCanvas);
-  prefs->accelerated_compositing_for_video_enabled = false;
   prefs->mock_scrollbars_enabled = false;
   prefs->smart_insert_delete_enabled = true;
   prefs->minimum_accelerated_2d_canvas_size = 0;