UI refinement for left/right ash tray and bubble.

ash/system/tray/tray_constants.cc

Index: ash/system/tray/tray_constants.cc
diff --git a/ash/system/tray/tray_constants.cc b/ash/system/tray/tray_constants.cc
index af5ebf58d6c4908d0b2a7f38aede48503304407d..8e89b063ddba4ffb61a287f27c29cefdbeee14ed 100644
--- a/ash/system/tray/tray_constants.cc
+++ b/ash/system/tray/tray_constants.cc
@@ -10,8 +10,8 @@ namespace ash {
 
 const int kPaddingFromRightEdgeOfScreenBottomAlignment = 15;
 const int kPaddingFromBottomOfScreenBottomAlignment = 10;
-const int kPaddingFromEdgeOfScreenVerticalAlignment = 4;
-const int kPaddingFromEdgeOfLauncherVerticalAlignment = 4;
+const int kPaddingFromOuterEdgeOfLauncherVerticalAlignment = 8;
+const int kPaddingFromInnerEdgeOfLauncherVerticalAlignment = 7;
 const int kPaddingFromBottomOfScreenVerticalAlignment = 10;
 
 const int kTrayPopupAutoCloseDelayInSeconds = 2;