Battery Status API: add testing support for LayoutTests.

content/shell/renderer/test_runner/test_runner.h

 // Copyright 2014 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 CONTENT_SHELL_RENDERER_TEST_RUNNER_TEST_RUNNER_H_
 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_TEST_RUNNER_H_
 
 #include <deque>
 #include <set>
 #include <string>
@@ skipping 282 matching lines @@
                            bool has_rotation_rate_gamma,
                            double rotation_rate_gamma,
                            double interval);
   void SetMockDeviceOrientation(bool has_alpha, double alpha,
                                 bool has_beta, double beta,
                                 bool has_gamma, double gamma,
                                 bool has_absolute, bool absolute);
 
   void SetMockScreenOrientation(const std::string& orientation);
 
+  void DidChangeBatteryStatus(bool charging,
+                              double chargingTime,
+                              double dischargingTime,
+                              double level);
+
   void DidAcquirePointerLock();
   void DidNotAcquirePointerLock();
   void DidLosePointerLock();
   void SetPointerLockWillFailSynchronously();
   void SetPointerLockWillRespondAsynchronously();
 
   ///////////////////////////////////////////////////////////////////////////
   // Methods modifying WebPreferences.
 
   // Set the WebPreference that controls webkit's popup blocking.
@@ skipping 396 matching lines @@
   bool use_mock_theme_;
 
   base::WeakPtrFactory<TestRunner> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRunner);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_TEST_RUNNER_H_