Revert of Moving coordinate conversion methods from ash/wm to ui/wm.

ash/autoclick/autoclick_controller.cc

Index: ash/autoclick/autoclick_controller.cc
diff --git a/ash/autoclick/autoclick_controller.cc b/ash/autoclick/autoclick_controller.cc
index 95ab0127d60ab6d9789cad3888218f8a7d940bba..e356602874167af7d106d648fba3eee6b26f65b4 100644
--- a/ash/autoclick/autoclick_controller.cc
+++ b/ash/autoclick/autoclick_controller.cc
@@ -15,7 +15,6 @@
 #include "ui/events/event_processor.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/vector2d.h"
-#include "ui/wm/core/coordinate_conversion.h"
 
 namespace ash {
 
@@ -129,8 +128,9 @@
     mouse_event_flags_ = event->flags();
 
     gfx::Point mouse_location = event->root_location();
-    ::wm::ConvertPointToScreen(wm::GetRootWindowAt(mouse_location),
-                               &mouse_location);
+    ash::wm::ConvertPointToScreen(
+        wm::GetRootWindowAt(mouse_location),
+        &mouse_location);
 
     // The distance between the mouse location and the anchor location
     // must exceed a certain threshold to initiate a new autoclick countdown.
@@ -185,7 +185,7 @@
 
   gfx::Point click_location(screen_location);
   anchor_location_ = click_location;
-  ::wm::ConvertPointFromScreen(root_window, &click_location);
+  wm::ConvertPointFromScreen(root_window, &click_location);
 
   aura::WindowTreeHost* host = root_window->GetHost();
   host->ConvertPointToHost(&click_location);