Support screen.lockOrientation() / screen.unlockOrientation() when running layout tests

content/public/test/layouttest_support.h

 // Copyright (c) 2012 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_PUBLIC_TEST_LAYOUTTEST_SUPPORT_H_
 #define CONTENT_PUBLIC_TEST_LAYOUTTEST_SUPPORT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 45 matching lines @@
 void SetMockDeviceMotionData(const blink::WebDeviceMotionData& data);
 
 // Sets WebDeviceOrientationData that should be used when registering
 // a listener through WebKitPlatformSupport::setDeviceOrientationListener().
 void SetMockDeviceOrientationData(const blink::WebDeviceOrientationData& data);
 
 // Sets WebScreenOrientationType that should be used as a mock orientation.
 void SetMockScreenOrientation(
     const blink::WebScreenOrientationType& orientation);
 
+// Resets the mock screen orientation data.
+void ResetMockScreenOrientation();
+
 // Returns the length of the local session history of a render view.
 int GetLocalSessionHistoryLength(RenderView* render_view);
 
 // Sync the current session history to the browser process.
 void SyncNavigationState(RenderView* render_view);
 
 // Sets the focus of the render view depending on |enable|. This only overrides
 // the state of the renderer, and does not sync the focus to the browser
 // process.
 void SetFocusAndActivate(RenderView* render_view, bool enable);
@@ skipping 22 matching lines @@
 // Forces the |render_frame| to use mock media streams.
 void UseMockMediaStreams(RenderFrame* render_frame);
 
 // Provides a text dump of the contents of the given page state.
 std::string DumpBackForwardList(std::vector<PageState>& page_state,
                                 size_t current_index);
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_LAYOUTTEST_SUPPORT_H_