Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/extensions/chrome_v8_context_set.h

Index: chrome/renderer/extensions/chrome_v8_context_set.h
diff --git a/chrome/renderer/extensions/chrome_v8_context_set.h b/chrome/renderer/extensions/chrome_v8_context_set.h
index e3b764569604c63fac21d7fd224f8716b9b2aada..395fbd8b81f93fa8998c4498438bee5bdf95c126 100644
--- a/chrome/renderer/extensions/chrome_v8_context_set.h
+++ b/chrome/renderer/extensions/chrome_v8_context_set.h
@@ -9,6 +9,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/bind.h"
 #include "v8/include/v8.h"
 
 class GURL;
@@ -59,14 +60,14 @@ class ChromeV8ContextSet {
   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.
   //