Plugin Power Saver: Make PPS work well with prerendered pages.

ppapi/c/private/ppb_testing_private.h

Index: ppapi/c/private/ppb_testing_private.h
diff --git a/ppapi/c/private/ppb_testing_private.h b/ppapi/c/private/ppb_testing_private.h
index 5003d754a6c30acbaf8b48973026674ecbf0a500..efe456a59b62bf37ffc306c95e39b1b455b45997 100644
--- a/ppapi/c/private/ppb_testing_private.h
+++ b/ppapi/c/private/ppb_testing_private.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From private/ppb_testing_private.idl modified Mon Jul 28 15:12:12 2014. */
+/* From private/ppb_testing_private.idl modified Fri May  1 13:14:52 2015. */
 
 #ifndef PPAPI_C_PRIVATE_PPB_TESTING_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_TESTING_PRIVATE_H_
@@ -93,9 +93,17 @@ struct PPB_Testing_Private_1_0 {
    */
   PP_Bool (*IsOutOfProcess)(void);
   /**
-   * Returns PP_TRUE if the plugin is peripheral, PP_FALSE otherwise.
+   * Posts the plugin's current Power Saver status to JavaScript. The plugin
+   * itself does not recieve anything. This is not idiomatic for Pepper,
+   * but convenient for testing.
    */
-  PP_Bool (*IsPeripheral)(PP_Instance instance);
+  void (*PostPowerSaverStatus)(PP_Instance instance);
+  /**
+   * Subscribes to changes to the plugin's Power Saver status. The status
+   * changes are not forwarded to the plugin itself, but posted to JavaScript.
+   * This is not idiomatic for Pepper, but conveienent for testing.
+   */
+  void (*SubscribeToPowerSaverNotifications)(PP_Instance instance);
   /**
    * Passes the input event to the browser, which sends it back to the
    * plugin. The plugin should implement PPP_InputEvent and register for