CC: Plumb LayerSettings parameter for cc::Layer construction.

content/browser/android/content_startup_flags.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/android/content_startup_flags.h"
 
 #include "base/android/build_info.h"
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/sys_info.h"
 #include "cc/base/switches.h"
+#include "cc/trees/layer_tree_settings.h"
+#include "content/public/browser/android/compositor.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/native_theme/native_theme_switches.h"
 
 namespace content {
 
 void SetContentCommandLineFlags(bool single_process,
@@ skipping 62 matching lines @@
   if (!plugin_descriptor.empty()) {
     parsed_command_line->AppendSwitchNative(
       switches::kRegisterPepperPlugins, plugin_descriptor);
   }
 
   // Disable profiler timing by default.
   if (!parsed_command_line->HasSwitch(switches::kProfilerTiming)) {
     parsed_command_line->AppendSwitchASCII(
         switches::kProfilerTiming, switches::kProfilerTimingDisabledValue);
   }
+
+  cc::LayerSettings layer_settings;
+  if (parsed_command_line->HasSwitch(
+          switches::kEnableAndroidCompositorAnimationTimelines))
+    layer_settings.use_compositor_animation_timelines = true;
+  Compositor::SetLayerSettings(layer_settings);
 }
 
 }  // namespace content