cc: Pass SurfaceId by const ref in more places

content/browser/renderer_host/render_widget_host_view_base.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_BASE_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 228 matching lines @@
   virtual void ProcessGestureEvent(const blink::WebGestureEvent& event,
                                    const ui::LatencyInfo& latency) {}
 
   // Transform a point that is in the coordinate space of a Surface that is
   // embedded within the RenderWidgetHostViewBase's Surface to the
   // coordinate space of the embedding Surface. Typically this means that a
   // point was received from an out-of-process iframe's RenderWidget and needs
   // to be translated to viewport coordinates for the root RWHV, in which case
   // this method is called on the root RWHV with the out-of-process iframe's
   // SurfaceId.
-  virtual void TransformPointToLocalCoordSpace(const gfx::Point& point,
-                                               cc::SurfaceId original_surface,
-                                               gfx::Point* transformed_point);
+  virtual void TransformPointToLocalCoordSpace(
+      const gfx::Point& point,
+      const cc::SurfaceId& original_surface,
+      gfx::Point* transformed_point);
 
   //----------------------------------------------------------------------------
   // The following methods are related to IME.
   // TODO(ekaramad): Most of the IME methods should not stay virtual after IME
   // is implemented for OOPIF. After fixing IME, mark the corresponding methods
   // non-virtual (https://crbug.com/578168).
 
   // Updates the state of the input method attached to the view.
   virtual void TextInputStateChanged(const TextInputState& text_input_state);
 
@@ skipping 207 matching lines @@
   base::ObserverList<RenderWidgetHostViewBaseObserver> observers_;
 
   base::WeakPtrFactory<RenderWidgetHostViewBase> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBase);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_