Scale bounds in aura-mus client-lib and NativeWidgetMus in hdpi mode.

ui/aura/mus/window_tree_host_mus.h

 // Copyright 2015 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 UI_AURA_MUS_WINDOW_TREE_HOST_MUS_H_
 #define UI_AURA_MUS_WINDOW_TREE_HOST_MUS_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 33 matching lines @@
   // the server, that is, no conversion is done before sending |properties| to
   // the server. Additionally |properties| are passed to PropertyConverter and
   // any known properties are set on the Window created by this class.
   // TODO: this should take an unordered_map, see http://crbug.com/670515.
   explicit WindowTreeHostMus(
       WindowTreeClient* window_tree_client,
       const std::map<std::string, std::vector<uint8_t>>* properties = nullptr);
 
   ~WindowTreeHostMus() override;
 
-  // Sets the bounds in dips.
-  void SetBoundsFromServer(const gfx::Rect& bounds);
+  // Sets the bounds in pixels.
+  void SetBoundsFromServer(const gfx::Rect& bounds_in_pixels);
 
   ui::EventDispatchDetails SendEventToProcessor(ui::Event* event) {
     return aura::WindowTreeHostPlatform::SendEventToProcessor(event);
   }
 
   InputMethodMus* input_method() { return input_method_.get(); }
 
   // Sets the client area on the underlying mus window.
   void SetClientArea(const gfx::Insets& insets,
                      const std::vector<gfx::Rect>& additional_client_area);
@@ skipping 24 matching lines @@
   bool in_set_bounds_from_server_ = false;
 
   std::unique_ptr<InputMethodMus> input_method_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostMus);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_MUS_WINDOW_TREE_HOST_MUS_H_