Add the fields bits-per-pixel and bits-per-component to Display.

ui/display/display.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 UI_DISPLAY_DISPLAY_H_
 #define UI_DISPLAY_DISPLAY_H_
 
 #include <stdint.h>
 
 #include "base/compiler_specific.h"
@@ skipping 136 matching lines @@
 
   // True if there is an internal display.
   static bool HasInternalDisplay();
 
   // Maximum cursor size in native pixels.
   const gfx::Size& maximum_cursor_size() const { return maximum_cursor_size_; }
   void set_maximum_cursor_size(const gfx::Size& size) {
     maximum_cursor_size_ = size;
   }
 
+  int bits_per_pixel() const { return bits_per_pixel_; }
+  void set_bits_per_pixel(int bits_per_pixel) {
+    bits_per_pixel_ = bits_per_pixel;
+  }
+
+  int bits_per_component() const { return bits_per_component_; }
+  void set_bits_per_component(int bits_per_component) {
+    bits_per_component_ = bits_per_component;
+  }
+
  private:
   int64_t id_;
   gfx::Rect bounds_;
   gfx::Rect work_area_;
   float device_scale_factor_;
   Rotation rotation_;
   TouchSupport touch_support_;
   gfx::Size maximum_cursor_size_;
+  int bits_per_pixel_;
+  int bits_per_component_;

[oshima, 2016/07/14 14:09:37]

In WebScreenInfo, they're

depth
depthPerComponent

how about color_depth, depth_per_Component ?

[gsennton, 2016/07/14 14:34:07]

I don't have a strong opinion about the naming here :)
Will fix and re-upload.

 };
 
 }  // namespace display
 
 #endif  // UI_DISPLAY_DISPLAY_H_