DevTools: show extension name in console context switcher

public/web/WebFrame.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 267 matching lines @@
     // Associates a content security policy with an isolated world. This policy
     // should be used when evaluating script in the isolated world, and should
     // also replace a protected resource's CSP when evaluating resources
     // injected into the DOM.
     //
     // FIXME: Setting this simply bypasses the protected resource's CSP. It
     //     doesn't yet restrict the isolated world to the provided policy.
     virtual void setIsolatedWorldContentSecurityPolicy(
         int worldID, const WebString&) = 0;
 
+    // Associates an isolated world with human-readable name which is useful for
+    // extension debugging.
+    virtual void setIsolatedWorldHumanReadableName(

[dcheng, 2014/09/22 22:09:49]

Please move this function to WebLocalFrame.h. I don't think we'll ever implement
it for WebRemoteFrame.

+        int worldID, const WebString&) = 0;
+
     // Logs to the console associated with this frame.
     virtual void addMessageToConsole(const WebConsoleMessage&) = 0;
 
     // Calls window.gc() if it is defined.
     virtual void collectGarbage() = 0;
 
     // Check if the scripting URL represents a mixed content condition relative
     // to this frame.
     virtual bool checkIfRunInsecureContent(const WebURL&) const = 0;
 
@@ skipping 394 matching lines @@
     WebPrivateOwnPtr<OpenedFrameTracker> m_openedFrameTracker;
 };
 
 #if BLINK_IMPLEMENTATION
 Frame* toCoreFrame(const WebFrame*);
 #endif
 
 } // namespace blink
 
 #endif