Initialize RWHV with default bounds rather than only size

content/browser/renderer_host/render_widget_host_view_android.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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 342 matching lines @@
   // Android MotionEvent's) and touch event acks.
   ui::FilteredGestureProvider gesture_provider_;
 
   // Handles gesture based text selection
   StylusTextSelector stylus_text_selector_;
 
   // Manages selection handle rendering and manipulation.
   // This will always be NULL if |content_view_core_| is NULL.
   std::unique_ptr<ui::TouchSelectionController> selection_controller_;
 
-  // Size to use if we have no backing ContentViewCore
-  gfx::Size default_size_;
+  // Bounds to use if we have no backing ContentViewCore
+  gfx::Rect default_bounds_;
 
   const bool using_browser_compositor_;
   std::unique_ptr<SynchronousCompositorHost> sync_compositor_;
 
   std::unique_ptr<DelegatedFrameEvictor> frame_evictor_;
 
   size_t locks_on_frame_count_;
   bool observing_root_window_;
 
   struct LastFrameInfo {
     LastFrameInfo(uint32_t output_id, cc::CompositorFrame output_frame);
     ~LastFrameInfo();
     uint32_t output_surface_id;
     cc::CompositorFrame frame;
   };
 
   std::unique_ptr<LastFrameInfo> last_frame_info_;
 
   // The last scroll offset of the view.
   gfx::Vector2dF last_scroll_offset_;
 
   base::WeakPtrFactory<RenderWidgetHostViewAndroid> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAndroid);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_