[MD] fix bookmark bar/URL bar drag image color for OTR mode.

ui/views/widget/widget.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_VIEWS_WIDGET_WIDGET_H_
 #define UI_VIEWS_WIDGET_WIDGET_H_
 
 #include <set>
 #include <stack>
 #include <vector>
@@ skipping 191 matching lines @@
 
     InitParams();
     explicit InitParams(Type type);
     ~InitParams();
 
     Type type;
     // If NULL, a default implementation will be constructed.
     WidgetDelegate* delegate;
     bool child;
     // If TRANSLUCENT_WINDOW, the widget may be fully or partially transparent.
+    // If OPAQUE_WINDOW, we can perform optimizations based on the widget being
+    // fully opaque.
+    // Default is based on ViewsDelegate::GetOpacityForInitParams().  Defaults
+    // to OPAQUE_WINDOW for non-window widgets.
     // Translucent windows may not always be supported. Use
-    // IsTranslucentWindowOpacitySupported to determine if translucent windows
-    // are supported.
-    // If OPAQUE_WINDOW, we can perform optimizations based on the widget being
-    // fully opaque.  Defaults to TRANSLUCENT_WINDOW if
-    // ViewsDelegate::UseTransparentWindows().  Defaults to OPAQUE_WINDOW for
-    // non-window widgets.
+    // IsTranslucentWindowOpacitySupported to determine whether they are.
     WindowOpacity opacity;
     bool accept_events;
     Activatable activatable;
     bool keep_on_top;
     bool visible_on_all_workspaces;
     Ownership ownership;
     bool mirror_origin_in_rtl;
     ShadowType shadow_type;
     // Specifies that the system default caption and icon should not be
     // rendered, and that the client area should be equivalent to the window
@@ skipping 741 matching lines @@
   bool movement_disabled_;
 
   ScopedObserver<ui::NativeTheme, ui::NativeThemeObserver> observer_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(Widget);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_WIDGET_H_