Revert 236254 "Replace old with new synthetic gesture framework."

trunk/src/content/browser/renderer_host/render_widget_host_view_base.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 "content/browser/renderer_host/render_widget_host_view_base.h"
 
 #include "base/logging.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
+#include "content/browser/renderer_host/basic_mouse_wheel_smooth_scroll_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_target_base.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/port/browser/render_widget_host_view_frame_subscriber.h"
+#include "content/port/browser/synthetic_gesture.h"
 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
 #include "ui/gfx/size_conversions.h"
 #include "ui/gfx/size_f.h"
 
 #if defined(OS_WIN)
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/win/wrapped_window_proc.h"
@@ skipping 491 matching lines @@
       gfx::Screen::GetScreenFor(view)->GetDisplayNearestWindow(view);
   if (current_display_area_ == display.work_area() &&
       current_device_scale_factor_ == display.device_scale_factor()) {
     return false;
   }
   current_display_area_ = display.work_area();
   current_device_scale_factor_ = display.device_scale_factor();
   return true;
 }
 
+SyntheticGesture* RenderWidgetHostViewBase::CreateSmoothScrollGesture(
+    bool scroll_down, int pixels_to_scroll, int mouse_event_x,
+    int mouse_event_y) {
+  return new BasicMouseWheelSmoothScrollGesture(scroll_down, pixels_to_scroll,
+                                                mouse_event_x, mouse_event_y);
+}
+
+SyntheticGesture* RenderWidgetHostViewBase::CreatePinchGesture(
+    bool zoom_in, int pixels_to_move, int anchor_x,
+    int anchor_y) {
+  // There is no generic implementation for pinch gestures.
+  NOTIMPLEMENTED();
+  return NULL;
+}
+
 void RenderWidgetHostViewBase::ProcessAckedTouchEvent(
     const TouchEventWithLatencyInfo& touch, InputEventAckState ack_result) {
 }
 
 scoped_ptr<SyntheticGestureTarget>
 RenderWidgetHostViewBase::CreateSyntheticGestureTarget() {
   RenderWidgetHostImpl* host =
       RenderWidgetHostImpl::From(GetRenderWidgetHost());
   return scoped_ptr<SyntheticGestureTarget>(
       new SyntheticGestureTargetBase(host));
@@ skipping 51 matching lines @@
 void RenderWidgetHostViewBase::FlushInput() {
   RenderWidgetHostImpl* impl = NULL;
   if (GetRenderWidgetHost())
     impl = RenderWidgetHostImpl::From(GetRenderWidgetHost());
   if (!impl)
     return;
   impl->FlushInput();
 }
 
 }  // namespace content