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

ui/display/display.h

Index: ui/display/display.h
diff --git a/ui/display/display.h b/ui/display/display.h
index 72f8b8cb5a73dcf721bfe7fd0f6b37f47cf7d931..7d00c0a76b6479261e265e69837bc80b000a6ef4 100644
--- a/ui/display/display.h
+++ b/ui/display/display.h
@@ -154,6 +154,16 @@ class DISPLAY_EXPORT Display final {
     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_;
@@ -162,6 +172,8 @@ class DISPLAY_EXPORT Display final {
   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