[ash-md] Applied Material Design layout to TrayItemMore system menu rows.

ash/common/system/tray/tray_constants.h

Index: ash/common/system/tray/tray_constants.h
diff --git a/ash/common/system/tray/tray_constants.h b/ash/common/system/tray/tray_constants.h
index 35225050ff51de05ad97c20d7c324d02c4a376b9..8f6cd42ec46afb2fafcb1b30b25aa4af227c48c3 100644
--- a/ash/common/system/tray/tray_constants.h
+++ b/ash/common/system/tray/tray_constants.h
@@ -51,6 +51,9 @@ extern const SkColor kTrayPopupHoverBackgroundColor;
 extern const int kTrayPopupScrollSeparatorHeight;
 extern const int kTrayRoundedBorderRadius;
 
+// The padding used on the left and right of labels.

[tdanderson, 2016/11/01 18:59:44]

nit: please specify in the comment if the constant should be used only for
labels in default view rows, or if it applies to all labels throughout the
system menu. Ditto for the values on lines 136 and 139.

[bruthig, 2016/11/01 23:00:43]

Done.

+extern const int kTrayPopupLabelHorizontalPadding;
+
 extern const SkColor kBackgroundColor;
 extern const SkColor kHoverBackgroundColor;
 extern const SkColor kPublicAccountBackgroundColor;
@@ -129,6 +132,12 @@ enum TrayConstant {
   // The height of the rows in the system tray menu.
   TRAY_POPUP_ITEM_HEIGHT,
 
+  // The width used for the main image of the row.
+  TRAY_POPUP_ITEM_MAIN_IMAGE_CONTAINER_WIDTH,
+
+  // The width used for the 'more' arrow images.
+  TRAY_POPUP_ITEM_MORE_IMAGE_CONTAINER_WIDTH,
+
   // The left inset for all tray system menu rows.
   TRAY_POPUP_ITEM_LEFT_INSET,