Add new extension APIs related to animation policy.

chrome/browser/chrome_content_browser_client.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 "chrome/browser/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 2313 matching lines @@
   web_prefs->asynchronous_spell_checking_enabled = true;
   web_prefs->unified_textchecker_enabled = true;
 
   web_prefs->uses_universal_detector =
       prefs->GetBoolean(prefs::kWebKitUsesUniversalDetector);
   web_prefs->text_areas_are_resizable =
       prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
   web_prefs->hyperlink_auditing_enabled =
       prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
 
+  std::string image_animation_policy = prefs->GetString(prefs::kAnimationPolicy);

[not at google - send to devlin, 2014/12/11 17:48:15]

Please run git cl format over this CL.

[je_julie(Not used), 2014/12/12 13:15:45]

I ran git cl format with new patchset.

+  if (image_animation_policy == "once")
+    web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_ANIMATION_ONCE;
+  else if (image_animation_policy == "none")
+    web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_NO_ANIMATION;
+  else
+    web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_ALLOWED;
+
   // Make sure we will set the default_encoding with canonical encoding name.
   web_prefs->default_encoding =
       CharacterEncoding::GetCanonicalEncodingNameByAliasName(
           web_prefs->default_encoding);
   if (web_prefs->default_encoding.empty()) {
     prefs->ClearPref(prefs::kDefaultCharset);
     web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
   }
   DCHECK(!web_prefs->default_encoding.empty());
 
@@ skipping 330 matching lines @@
       switches::kDisableWebRtcEncryption,
     };
     to_command_line->CopySwitchesFrom(from_command_line,
                                       kWebRtcDevSwitchNames,
                                       arraysize(kWebRtcDevSwitchNames));
   }
 }
 #endif  // defined(ENABLE_WEBRTC)
 
 }  // namespace chrome