Adjust positioning of cros tray bubbles.

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 86 matching lines @@
 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, kTrayItemSize, kTrayItemSize};
   const int kTraySpacing[] = {4, 0, 0};
-  const int kTrayPaddingFromEdgeOfShelf[] = {3, 4, 4};
+  const int kTrayPaddingFromEdgeOfShelf[] = {3, 3, 3};
   const int kTrayPopupItemMinHeight[] = {46, 48, 48};
   const int kTrayPopupItemMaxHeight[] = {138, 144, 144};
   // FixedSizedImageViews use the contained ImageView's width for 0 values.
   const int kTrayPopupItemMainImageRegionWidth[] = {0, 48, 48};
   const int kTrayPopupItemMoreImageSize[] = {25, kMenuIconSize, kMenuIconSize};
   const int kTrayPopupItemMoreRegionHorizontalInset[] = {10, 10, 10};
   const int kTrayPopupItemLeftInset[] = {0, 4, 4};
   const int kTrayPopupItemRightInset[] = {0, 0, 0};
   const int kTrayPopupItemMinStartWidth[] = {46, 48, 48};
   const int kTrayPopupItemMinEndWidth[] = {40, 40, 40};
@@ skipping 35 matching lines @@
     case TRAY_IME_MENU_ICON:
       return kTrayImeMenuIcon[mode];
     case TRAY_IMAGE_ITEM_PADDING:
       return kTrayImageItemPadding[mode];
   }
   NOTREACHED();
   return 0;
 }
 
 }  // namespace ash