Pepper: Send dev/canary channel status to plugins.

content/public/browser/content_browser_client.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 600 matching lines @@
   virtual
       crypto::CryptoModuleBlockingPasswordDelegate* GetCryptoPasswordDelegate(
           const GURL& url);
 #endif
 
   // Returns true if plugin referred to by the url can use
   // pp::FileIO::RequestOSFileHandle.
   virtual bool IsPluginAllowedToCallRequestOSFileHandle(
       content::BrowserContext* browser_context,
       const GURL& url);
+
+  // Returns true if dev channel APIs are available for plugins.
+  virtual bool IsPluginAllowedToUseDevChannelAPIs();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_