Revert 119206 - Mouse Lock is currently supported in Pepper, but not yet supported from WebKit.

Move the render thread logic for managing the mouse lock state out of the pepper_plugin_delegate_impl, and into a higher level dispatcher for render_view_impl.

Handle mouse lock / pointer lock requests from both pepper and webkit (WebKit API not yet landed, small TODOs left in this code to enable once that lands).

BUG=109957
TEST=Pepper examples/mouse_lock and NaCl mouse lock examples still work.

Review URL: http://codereview.chromium.org/8970016

TBR=scheib@chromium.org
Review URL: https://chromiumcodereview.appspot.com/9293001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@119208 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 87 deletions

diff --git a/content/renderer/mouse_lock_dispatcher.h b/content/renderer/mouse_lock_dispatcher.h
deleted file mode 100644
index 1520e38..0000000
--- a/content/renderer/mouse_lock_dispatcher.h
+++ /dev/null
@@ -1,87 +0,0 @@
-// 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.
-
-#ifndef CONTENT_RENDERER_MOUSE_LOCK_DISPATCHER_H_
-#define CONTENT_RENDERER_MOUSE_LOCK_DISPATCHER_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "content/public/renderer/render_view_observer.h"
-
-class RenderViewImpl;
-
-namespace WebKit {
-class WebMouseEvent;
-class WebWidget;
-}  // namespace WebKit
-
-namespace webkit{
-namespace ppapi {
-class PluginInstance;
-}  // namespace ppapi
-}  // namespace webkit
-
-// MouseLockDispatcher is owned by RenderViewImpl.
-class MouseLockDispatcher : public content::RenderViewObserver {
- public:
-  explicit MouseLockDispatcher(RenderViewImpl* render_view_impl);
-  virtual ~MouseLockDispatcher();
-
-  class LockTarget {
-   public:
-    virtual ~LockTarget() {}
-    // A mouse lock request was pending and this reports success or failure.
-    virtual void OnLockMouseACK(bool succeeded) = 0;
-    // A mouse lock was in place, but has been lost.
-    virtual void OnMouseLockLost() = 0;
-    // A mouse lock is enabled and mouse events are being delievered.
-    virtual bool HandleMouseLockedInputEvent(
-        const WebKit::WebMouseEvent& event) = 0;
-  };
-
-  // Locks the mouse to the |target|. If true is returned, an asynchronous
-  // response to target->OnLockMouseACK() will follow.
-  bool LockMouse(LockTarget* target);
-  // Request to unlock the mouse. An asynchronous response to
-  // target->OnMouseLockLost() will follow.
-  void UnlockMouse(LockTarget* target);
-  // Clears out the reference to the |target| because it has or is being
-  // destroyed. Unlocks if locked. The pointer will not be accessed.
-  void OnLockTargetDestroyed(LockTarget* target);
-  bool IsMouseLockedTo(LockTarget* target);
-
-  // Allow lock target to consumed a mouse event, if it does return true.
-  bool WillHandleMouseEvent(const WebKit::WebMouseEvent& event);
-
- private:
-  // RenderView::Observer implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-
-  // IPC handlers.
-  void OnLockMouseACK(bool succeeded);
-  void OnMouseLockLost();
-
-  bool MouseLockedOrPendingAction() const {
-    return mouse_locked_ || pending_lock_request_ || pending_unlock_request_;
-  }
-
-  RenderViewImpl* render_view_impl_;
-
-  bool mouse_locked_;
-  // If both |pending_lock_request_| and |pending_unlock_request_| are true,
-  // it means a lock request was sent before an unlock request and we haven't
-  // received responses for them. The logic in LockMouse() makes sure that a
-  // lock request won't be sent when there is a pending unlock request.
-  bool pending_lock_request_;
-  bool pending_unlock_request_;
-
-  // |target_| is the pending or current owner of mouse lock. We retain a non
-  // owning reference here that must be cleared by |OnLockTargetDestroyed|
-  // when it is destroyed.
-  LockTarget* target_;
-
-  DISALLOW_COPY_AND_ASSIGN(MouseLockDispatcher);
-};
-
-#endif  // CONTENT_RENDERER_MOUSE_LOCK_DISPATCHER_H_