Refactor 3 PPB_Flash functions to the new resource model.

ppapi/proxy/flash_resource.h

Index: ppapi/proxy/flash_resource.h
diff --git a/ppapi/proxy/flash_resource.h b/ppapi/proxy/flash_resource.h
index a0fe0e7c59c0d542554cdffac5ef1656767d1984..9229ac1f0c7b1e8053bfcb08c3276eb8fd31d356 100644
--- a/ppapi/proxy/flash_resource.h
+++ b/ppapi/proxy/flash_resource.h
@@ -20,9 +20,16 @@ class PPAPI_PROXY_EXPORT FlashResource
   FlashResource(Connection connection, PP_Instance instance);
   virtual ~FlashResource();
 
-  // Resource overrides.
+  // Resource override.
   virtual thunk::PPB_Flash_Functions_API* AsPPB_Flash_Functions_API() OVERRIDE;
 
+  // PPB_Flash_Functions_API implementation.
+  virtual PP_Var GetProxyForURL(PP_Instance instance,
+                                const std::string& url) OVERRIDE;
+  virtual void UpdateActivity(PP_Instance instance) OVERRIDE;
+  virtual PP_Bool SetCrashData(PP_Instance instance,
+                               PP_FlashCrashKey key,
+                               PP_Var value) OVERRIDE;
  private:
   DISALLOW_COPY_AND_ASSIGN(FlashResource);
 };