Scale the emulated event in EventSender when use-zoom-for-dsf is enabled

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 <stddef.h>
 
 #include <memory>
@@ skipping 95 matching lines @@
 // process.
 void SetFocusAndActivate(RenderView* render_view, bool enable);
 
 // Changes the window rect of the given render view.
 void ForceResizeRenderView(RenderView* render_view,
                            const blink::WebSize& new_size);
 
 // Set the device scale factor and force the compositor to resize.
 void SetDeviceScaleFactor(RenderView* render_view, float factor);
 
+// Get the window to viewport scale.
+float GetWindowToViewportScale(RenderView* render_view);
+
 // Set the device color profile associated with the profile |name|.
 void SetDeviceColorProfile(RenderView* render_view, const std::string& name);
 
 // Change the bluetooth test adapter while running a layout test.
 void SetBluetoothAdapter(int render_process_id,
                          scoped_refptr<device::BluetoothAdapter> adapter);
 
 // Enables or disables synchronous resize mode. When enabled, all window-sizing
 // machinery is short-circuited inside the renderer. This mode is necessary for
 // some tests that were written before browsers had multi-process architecture
@@ skipping 11 matching lines @@
 // Provides a text dump of the contents of the given page state.
 std::string DumpBackForwardList(std::vector<PageState>& page_state,
                                 size_t current_index);
 
 // Run all pending idle tasks immediately, and then invoke callback.
 void SchedulerRunIdleTasks(const base::Closure& callback);
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_LAYOUTTEST_SUPPORT_H_