Remove ChromeV8Extension & most of ChromeV8Context

chrome/renderer/extensions/page_actions_custom_bindings.h

Index: chrome/renderer/extensions/page_actions_custom_bindings.h
diff --git a/chrome/renderer/extensions/page_actions_custom_bindings.h b/chrome/renderer/extensions/page_actions_custom_bindings.h
index b09babdd87a7448d00ee4b60709240cf3a830201..9200f912b8739ded78c2f176175e2a853b9d35c8 100644
--- a/chrome/renderer/extensions/page_actions_custom_bindings.h
+++ b/chrome/renderer/extensions/page_actions_custom_bindings.h
@@ -5,19 +5,21 @@
 #ifndef CHROME_RENDERER_EXTENSIONS_PAGE_ACTIONS_CUSTOM_BINDINGS_H_
 #define CHROME_RENDERER_EXTENSIONS_PAGE_ACTIONS_CUSTOM_BINDINGS_H_
 
-#include "chrome/renderer/extensions/chrome_v8_extension.h"
+#include "extensions/renderer/object_backed_native_handler.h"
 
 namespace extensions {
 class Dispatcher;
 
 // Implements custom bindings for the pageActions API.
-class PageActionsCustomBindings : public ChromeV8Extension {
+class PageActionsCustomBindings : public ObjectBackedNativeHandler {
  public:
-  PageActionsCustomBindings(Dispatcher* extension_dispatcher,
-                            ChromeV8Context* context);
+  PageActionsCustomBindings(Dispatcher* dispatcher, ScriptContext* context);
 
  private:
   void GetCurrentPageActions(const v8::FunctionCallbackInfo<v8::Value>& args);
+
+  // Dispatcher handle. Not owned.
+  Dispatcher* dispatcher_;
 };
 
 }  // namespace extensions