Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/extensions/chrome_v8_context_set.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 CHROME_RENDERER_EXTENSIONS_CHROME_V8_CONTEXT_SET_H_
 #define CHROME_RENDERER_EXTENSIONS_CHROME_V8_CONTEXT_SET_H_
 
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/bind.h"
 #include "v8/include/v8.h"
 
 class GURL;
 
 namespace base {
 class ListValue;
 }
 
 namespace content {
 class RenderView;
@@ skipping 30 matching lines @@
 
   // Gets the ChromeV8Context corresponding to the v8::Context that is
   // on the top of the stack, or NULL if no such context exists.
   ChromeV8Context* GetCurrent() const;
 
   // Gets the ChromeV8Context corresponding to the specified
   // v8::Context or NULL if no such context exists.
   ChromeV8Context* GetByV8Context(
       v8::Handle<v8::Context> context) const;
 
-  // Calls chromeHidden.<methodName> in each context for <extension_id>. If
-  // render_view is non-NULL, only call the function in contexts belonging to
-  // that view. The called javascript function should not return a value other
-  // than v8::Undefined(). A DCHECK is setup to break if it is otherwise.
-  void DispatchChromeHiddenMethod(const std::string& extension_id,
-                                  const std::string& method_name,
-                                  const base::ListValue& arguments,
-                                  content::RenderView* render_view) const;
+  // Re-entrantly runs |callback| with each ChromeV8Context that belongs to
+  // |extension_id| in |render_view|.
+  //
+  // |extension_id| may be "" to match all extensions.
+  // |render_view| may be NULL to match all render views.
+  void ForEach(const std::string& extension_id,
+               content::RenderView* render_view,
+               const base::Callback<void(ChromeV8Context*)>& callback) const;
 
   // Cleans up contexts belonging to an unloaded extension.
   //
   // Returns the set of ChromeV8Contexts that were removed as a result. These
   // are safe to interact with until the end of the current event loop, since
   // they're deleted asynchronously.
   ContextSet OnExtensionUnloaded(const std::string& extension_id);
 
  private:
   ContextSet contexts_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeV8ContextSet);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_RENDERER_EXTENSIONS_CHROME_V8_CONTEXT_SET_H_