Use the same blue solid border among tray and launcher, for focus.

ash/ash_constants.h

Index: ash/ash_constants.h
diff --git a/ash/ash_constants.h b/ash/ash_constants.h
index ad12a6f7b41b58efe67b209cda11414cfeb68d4c..7b8d3f7b348425766f25e89f1ff360ada87d16cb 100644
--- a/ash/ash_constants.h
+++ b/ash/ash_constants.h
@@ -9,6 +9,8 @@
 #include "ui/aura/window.h"
 #include "ui/base/ui_base_types.h"
 
+typedef unsigned int SkColor;
+
 namespace ash {
 
 // The window is a constrained window and lives therefore entirely within
@@ -28,6 +30,9 @@ ASH_EXPORT extern const int kResizeOutsideBoundsSize;
 ASH_EXPORT extern const int kResizeOutsideBoundsScaleForTouch;
 ASH_EXPORT extern const int kResizeInsideBoundsSize;
 
+// The border color of keyboard focus for launcher items and system tray.
+extern const SkColor kFocusBorderColor;
+
 } // namespace ash
 
 #endif  // ASH_ASH_CONSTANTS_H_