Remove rootWindowRect from WebWidgetClient and move it to WebViewClient.

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 <stddef.h>
 #include <stdint.h>
 
@@ skipping 226 matching lines @@
   void didMeaningfulLayout(blink::WebMeaningfulLayout layout_type) override;
   void didFocus() override;
   void didChangeCursor(const blink::WebCursorInfo&) override;
   void closeWidgetSoon() override;
   void show(blink::WebNavigationPolicy) override;
   blink::WebRect windowRect() override;
   void setToolTipText(const blink::WebString& text,
                       blink::WebTextDirection hint) override;
   void setWindowRect(const blink::WebRect&) override;
   blink::WebRect windowResizerRect() override;
-  blink::WebRect rootWindowRect() override;
   blink::WebScreenInfo screenInfo() override;
   void resetInputMethod() override;
   void didHandleGestureEvent(const blink::WebGestureEvent& event,
                              bool event_cancelled) override;
   void didOverscroll(const blink::WebFloatSize& overscrollDelta,
                      const blink::WebFloatSize& accumulatedOverscroll,
                      const blink::WebFloatPoint& position,
                      const blink::WebFloatSize& velocity) override;
   void showImeIfNeeded() override;
   void convertViewportToWindow(blink::WebRect* rect) override;
@@ skipping 95 matching lines @@
   // handle composition range and composition character bounds.
   void UpdateCompositionInfo(bool should_update_range);
 
   // Change the device ICC color profile while running a layout test.
   void SetDeviceColorProfileForTesting(const std::vector<char>& color_profile);
   void ResetDeviceColorProfileForTesting();
 
   // Called when the Widget has changed size as a result of an auto-resize.
   void DidAutoResize(const gfx::Size& new_size);
 
+  // Called to get the position of the root window containing the widget in
+  // screen coordinates.
+  gfx::Rect RootWindowRect();
+
   // Indicates whether this widget has focus.
   bool has_focus() const { return has_focus_; }
 
   MouseLockDispatcher* mouse_lock_dispatcher() {
     return mouse_lock_dispatcher_.get();
   }
 
  protected:
   // Friend RefCounted so that the dtor can be non-public. Using this class
   // without ref-counting is an error.
@@ skipping 310 matching lines @@
 
   // Stores the current composition range.
   gfx::Range composition_range_;
 
   // The kind of popup this widget represents, NONE if not a popup.
   blink::WebPopupType popup_type_;
 
   // While we are waiting for the browser to update window sizes, we track the
   // pending size temporarily.
   int pending_window_rect_count_;
-  blink::WebRect pending_window_rect_;
+  gfx::Rect pending_window_rect_;
 
   // The screen rects of the view and the window that contains it.
   gfx::Rect view_screen_rect_;
   gfx::Rect window_screen_rect_;
 
   std::unique_ptr<RenderWidgetInputHandler> input_handler_;
 
   // The time spent in input handlers this frame. Used to throttle input acks.
   base::TimeDelta total_input_handling_time_this_frame_;
 
@@ skipping 66 matching lines @@
 
   // Indicates whether this widget has focus.
   bool has_focus_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_H_