Use native coordinates to warp the cursor to another display.

ash/display/display_controller.cc

Index: ash/display/display_controller.cc
diff --git a/ash/display/display_controller.cc b/ash/display/display_controller.cc
index c8cad9e5eefd300a41947a2541f2d0ad2a8d5e8f..498aef39bcaacc1575aadf519ca562ed642cc3ba 100644
--- a/ash/display/display_controller.cc
+++ b/ash/display/display_controller.cc
@@ -247,8 +247,6 @@ void DisplayController::Start() {
       new VirtualKeyboardWindowController);
   Shell::GetScreen()->AddObserver(this);
   Shell::GetInstance()->display_manager()->set_delegate(this);
-
-  FOR_EACH_OBSERVER(Observer, observers_, OnDisplaysInitialized());
 }
 
 void DisplayController::Shutdown() {
@@ -294,6 +292,8 @@ void DisplayController::InitDisplays() {
     }
   }
   UpdateHostWindowNames();
+
+  FOR_EACH_OBSERVER(Observer, observers_, OnDisplaysInitialized());
 }
 
 void DisplayController::AddObserver(Observer* observer) {