Refactor PluginPermissionHelper as WebViewPermissionHelper

content/public/browser/web_contents_user_data.h

Index: content/public/browser/web_contents_user_data.h
diff --git a/content/public/browser/web_contents_user_data.h b/content/public/browser/web_contents_user_data.h
index e737ff30edb0e36df3f207aa1692f6acac08d178..2a501e83d552d276f2ff5dec02aa873eab7cab88 100644
--- a/content/public/browser/web_contents_user_data.h
+++ b/content/public/browser/web_contents_user_data.h
@@ -7,6 +7,7 @@
 
 #include "base/logging.h"
 #include "base/supports_user_data.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 
 namespace content {
@@ -49,6 +50,16 @@ class WebContentsUserData : public base::SupportsUserData::Data {
     DCHECK(contents);
     return static_cast<const T*>(contents->GetUserData(UserDataKey()));
   }
+  static T* FromFrameID(int render_process_id, int render_frame_id) {

[Fady Samuel, 2014/06/20 22:54:33]

Don't modify this file.

[Xi Han, 2014/06/24 13:55:33]

Done.

+    content::RenderFrameHost* render_frame_host =
+        content::RenderFrameHost::FromID(render_process_id, render_frame_id);
+    if (!render_frame_host) {
+      return NULL;
+    }
+    content::WebContents* web_contents =
+        content::WebContents::FromRenderFrameHost(render_frame_host);
+    return FromWebContents(web_contents);
+  }
 
  protected:
   static inline void* UserDataKey() {