Don't warp mouse if the cursor is locked.

ui/aura/cursor_manager.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/cursor_manager.h"
 
 #include "base/logging.h"
 #include "ui/aura/cursor_delegate.h"
 #include "ui/aura/env.h"
 
 namespace aura {
 
 CursorManager::CursorManager()
     : delegate_(NULL),
       cursor_lock_count_(0),
       did_cursor_change_(false),
       cursor_to_set_on_unlock_(0),
       cursor_visible_(true) {
 }
 
 CursorManager::~CursorManager() {
 }
 
 void CursorManager::LockCursor() {
   cursor_lock_count_++;
 }
 
+bool CursorManager::IsCursorLocked() {

[sky, 2012/07/25 04:29:47]

const and inline it.

[oshima, 2012/07/25 05:33:35]

Done.

+  return cursor_lock_count_ > 0;
+}
+
 void CursorManager::UnlockCursor() {
   cursor_lock_count_--;
   DCHECK_GE(cursor_lock_count_, 0);
   if (cursor_lock_count_ == 0) {
     if (did_cursor_change_) {
       did_cursor_change_ = false;
       if (delegate_)
         delegate_->SetCursor(cursor_to_set_on_unlock_);
     }
     did_cursor_change_ = false;
@@ skipping 11 matching lines @@
   }
 }
 
 void CursorManager::ShowCursor(bool show) {
   cursor_visible_ = show;
   if (delegate_)
     delegate_->ShowCursor(show);
 }
 
 }  // namespace aura