Move two utility functions from ash/screen_util.h to ui/wm/core/coordinate_conversion.h

ash/wm/drag_window_resizer.cc

Index: ash/wm/drag_window_resizer.cc
diff --git a/ash/wm/drag_window_resizer.cc b/ash/wm/drag_window_resizer.cc
index d4cf8aae4b8a7f0fdb80f6a010c3abbbab1f1d29..fe64ceb91e5c9b2321bb21739c4952554a055b3b 100644
--- a/ash/wm/drag_window_resizer.cc
+++ b/ash/wm/drag_window_resizer.cc
@@ -8,7 +8,6 @@
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm_window.h"
 #include "ash/display/mouse_cursor_event_filter.h"
-#include "ash/screen_util.h"
 #include "ash/shell.h"
 #include "ash/wm/drag_window_controller.h"
 #include "ash/wm/window_util.h"
@@ -92,7 +91,7 @@ void DragWindowResizer::CompleteDrag() {
       bounds.set_height(size.height());
 
     gfx::Rect dst_bounds =
-        ScreenUtil::ConvertRectToScreen(GetAuraTarget()->parent(), bounds);
+        ::wm::ConvertRectToScreen(GetAuraTarget()->parent(), bounds);
 
     // Adjust the position so that the cursor is on the window.
     if (!dst_bounds.Contains(last_mouse_location_in_screen)) {
@@ -144,8 +143,8 @@ void DragWindowResizer::UpdateDragWindow(
   if (!drag_window_controller_)
     drag_window_controller_.reset(new DragWindowController(GetAuraTarget()));
 
-  const gfx::Rect bounds_in_screen = ScreenUtil::ConvertRectToScreen(
-      GetAuraTarget()->parent(), bounds_in_parent);
+  const gfx::Rect bounds_in_screen =
+      ::wm::ConvertRectToScreen(GetAuraTarget()->parent(), bounds_in_parent);
 
   gfx::Rect root_bounds_in_screen =
       GetAuraTarget()->GetRootWindow()->GetBoundsInScreen();