[ash-md] Changed the style of ink drop applied to system menu icon buttons.

ash/common/system/tray/tray_constants.cc

 // 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.
 
 #include "ash/common/system/tray/tray_constants.h"
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "base/logging.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/color_palette.h"
@@ skipping 74 matching lines @@
 const int kMenuSeparatorVerticalPadding = 4;
 const int kMenuExtraMarginFromLeftEdge = 4;
 
 const int kHitRegionPadding = 4;
 const SkColor kSeparatorColor = SkColorSetA(SK_ColorWHITE, 0x4D);
 const int kSeparatorWidth = 1;
 
 const SkColor kHorizontalSeparatorColor = SkColorSetA(SK_ColorBLACK, 0x1F);
 const int kHorizontalSeparatorHeight = 24;
 
+const SkColor kTrayPopupInkDropBaseColor = SK_ColorBLACK;
+const float kTrayPopupInkDropRippleOpacity = 0.06f;
+const float kTrayPopupInkDropHighlightOpacity = 0.08f;
+const int kTrayPopupInkDropInset = 4;
+
 int GetTrayConstant(TrayConstant constant) {
   const int kTrayItemHeightLegacy[] = {38, 38, kTrayItemSize};
   const int kTraySpacing[] = {4, 4, 0};
   const int kTrayPaddingFromEdgeOfShelf[] = {3, 3, 4};
   const int kTrayPopupItemHeight[] = {46, 46, 48};
   // TODO(bruthig): Use the correct values for non-material design.
   const int kTrayPopupItemLeftInset[] = {0, 0, 4};
   // TODO(bruthig): Use the correct values for non-material design.
   const int kTrayPopupItemRightInset[] = {0, 0, 4};
   // TODO(bruthig): Use the correct values for non-material design.
@@ skipping 30 matching lines @@
     case TRAY_IME_MENU_ICON:
       return kTrayImeMenuIcon[mode];
     case TRAY_IMAGE_ITEM_PADDING:
       return kTrayImageItemPadding[mode];
   }
   NOTREACHED();
   return 0;
 }
 
 }  // namespace ash