Add new extension APIs related to animation policy.

content/browser/renderer_host/render_view_host_impl.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/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/i18n/rtl.h"
 #include "base/json/json_reader.h"
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_info.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "cc/base/switches.h"
+#include "content/browser/accessibility/browser_accessibility_state_impl.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/dom_storage/session_storage_namespace_impl.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/gpu/gpu_surface_tracker.h"
 #include "content/browser/host_zoom_map_impl.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/renderer_host/dip_util.h"
@@ skipping 474 matching lines @@
   } else {
     prefs.v8_cache_options = V8_CACHE_OPTIONS_DEFAULT;
   }
 
   // TODO(marja): Clean up preferences + command line flag after streaming has
   // launched in stable.
   prefs.v8_script_streaming_enabled = true;
   prefs.v8_script_streaming_mode =
       V8_SCRIPT_STREAMING_MODE_ONLY_ASYNC_AND_DEFER;
 
+  std::string image_animation_policy =
+      BrowserAccessibilityStateImpl::GetInstance()->GetImageAnimationPolicy();
+  if (image_animation_policy == "Allowed")
+      prefs.animation_policy = IMAGE_ANIMATION_POLICY_ALLOWED;

[dmazzoni, 2014/12/08 07:46:01]

nit: just 2 spaces indent for an "if" block. (Line continuations are 4 spaces,
those are correct.)

+  else if (image_animation_policy == "Once")
+      prefs.animation_policy = IMAGE_ANIMATION_POLICY_ANIMATION_ONCE;
+  else if (image_animation_policy == "None")
+      prefs.animation_policy = IMAGE_ANIMATION_POLICY_NO_ANIMATION;
+
   GetContentClient()->browser()->OverrideWebkitPrefs(this, url, &prefs);
   return prefs;
 }
 
 void RenderViewHostImpl::SuppressDialogsUntilSwapOut() {
   Send(new ViewMsg_SuppressDialogsUntilSwapOut(GetRoutingID()));
 }
 
 void RenderViewHostImpl::ClosePage() {
   is_waiting_for_close_ack_ = true;
@@ skipping 953 matching lines @@
   FrameTree* frame_tree = delegate_->GetFrameTree();
 
   frame_tree->ResetForMainFrameSwap();
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content