Fix initial hiding and centering cursor on Ozone

ui/aura/env.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/aura/env.h"
 
 #include "base/lazy_instance.h"
 #include "base/threading/thread_local.h"
 #include "ui/aura/env_observer.h"
 #include "ui/aura/input_state_lookup.h"
@@ skipping 42 matching lines @@
 
 void Env::RemoveObserver(EnvObserver* observer) {
   observers_.RemoveObserver(observer);
 }
 
 bool Env::IsMouseButtonDown() const {
   return input_state_lookup_.get() ? input_state_lookup_->IsMouseButtonDown() :
       mouse_button_flags_ != 0;
 }
 
+void Env::SetLastMouseLocation(const gfx::Point& last_mouse_location) {
+  if (last_mouse_location_ != last_mouse_location)
+    mouse_moved_ = true;
+
+  last_mouse_location_ = last_mouse_location;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Env, private:
 
 Env::Env()
-    : mouse_button_flags_(0),
+    : mouse_moved_(false),
+      mouse_button_flags_(0),
       is_touch_down_(false),
       input_state_lookup_(InputStateLookup::Create().Pass()),
       context_factory_(NULL) {
   DCHECK(lazy_tls_ptr.Pointer()->Get() == NULL);
   lazy_tls_ptr.Pointer()->Set(this);
 }
 
 Env::~Env() {
   FOR_EACH_OBSERVER(EnvObserver, observers_, OnWillDestroyEnv());
   DCHECK_EQ(this, lazy_tls_ptr.Pointer()->Get());
@@ skipping 36 matching lines @@
 scoped_ptr<ui::EventTargetIterator> Env::GetChildIterator() const {
   return nullptr;
 }
 
 ui::EventTargeter* Env::GetEventTargeter() {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace aura