[DevTools] Migrate device emulation to WebDeviceEmulationParams.

content/renderer/render_widget.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_RENDERER_RENDER_WIDGET_H_
 #define CONTENT_RENDERER_RENDER_WIDGET_H_
 
 #include <deque>
 #include <map>
 
@@ skipping 33 matching lines @@
 
 struct ViewHostMsg_UpdateRect_Params;
 struct ViewMsg_Resize_Params;
 class ViewHostMsg_UpdateRect;
 
 namespace IPC {
 class SyncMessage;
 }
 
 namespace blink {
+struct WebDeviceEmulationParams;
 class WebGestureEvent;
 class WebInputEvent;
 class WebKeyboardEvent;
 class WebMouseEvent;
 class WebTouchEvent;
 }
 
 namespace cc { class OutputSurface; }
 
 namespace gfx {
@@ skipping 137 matching lines @@
 
   // ScreenMetricsEmulator class manages screen emulation inside a render
   // widget. This includes resizing, placing view on the screen at desired
   // position, changing device scale factor, and scaling down the whole
   // widget if required to fit into the browser window.
   class ScreenMetricsEmulator;
 
   // Emulates screen and widget metrics. Supplied values override everything
   // coming from host.
   void EnableScreenMetricsEmulation(
-      const gfx::Rect& device_rect,
-      const gfx::Rect& widget_rect,
-      float device_scale_factor,
-      bool fit_to_view);
+      const blink::WebDeviceEmulationParams& params);
   void DisableScreenMetricsEmulation();
   void SetPopupOriginAdjustmentsForEmulation(ScreenMetricsEmulator* emulator);
 
   void ScheduleCompositeWithForcedRedraw();
 
   // Called by the compositor in single-threaded mode when a swap is posted,
   // completes or is aborted.
   void OnSwapBuffersPosted();
   void OnSwapBuffersComplete();
   void OnSwapBuffersAborted();
@@ skipping 561 matching lines @@
 
   ui::MenuSourceType context_menu_source_type_;
   gfx::Point touch_editing_context_menu_location_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_H_