Update shelf spacing in Chrome OS according to the MD specs

ash/root_window_controller_unittest.cc

Index: ash/root_window_controller_unittest.cc
diff --git a/ash/root_window_controller_unittest.cc b/ash/root_window_controller_unittest.cc
index 6f974ddd1c063253f1a5bd995ee71de708a921fb..1ca0af6dc1d4c1bc627ce7aa66406e67a20ec3ac 100644
--- a/ash/root_window_controller_unittest.cc
+++ b/ash/root_window_controller_unittest.cc
@@ -11,6 +11,8 @@
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/display/display_manager.h"
+#include "ash/session/session_state_delegate.h"
+#include "ash/shelf/shelf_layout_manager.h"

[tdanderson, 2016/06/10 22:54:42]

are these needed?

[yiyix, 2016/06/13 18:43:54]

sorry, these are from other patches.

 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/display_manager_test_api.h"
@@ -199,7 +201,7 @@ TEST_F(RootWindowControllerTest, MoveWindows_Basic) {
   EXPECT_EQ("100,20 100x100",
             normal->GetNativeView()->GetBoundsInRootWindow().ToString());
 
-  // Maximized area on primary display has 47px (ash::kShelfSize) inset at the
+  // Maximized area on primary display has 48px (ash::SHELF_SIZE) inset at the

[tdanderson, 2016/06/10 22:54:42]

nit: please include the old comment since we haven't deprecated non-MD code yet
(i.e., say area is 47 for non-md and 48 for md).

[yiyix, 2016/06/13 18:43:54]

Done.

   // bottom.
 
   // First clear fullscreen status, since both fullscreen and maximized windows