Add a MotionEventGeneric implementation

content/browser/renderer_host/input/motion_event_web.cc

 // Copyright 2014 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/input/motion_event_web.h"
 
 #include "base/logging.h"
 #include "content/common/input/web_touch_event_traits.h"
 
 using blink::WebInputEvent;
@@ skipping 99 matching lines @@
 float MotionEventWeb::GetPressure(size_t pointer_index) const {
   return 0.f;
 }
 
 base::TimeTicks MotionEventWeb::GetEventTime() const {
   return base::TimeTicks() +
          base::TimeDelta::FromMicroseconds(event_.timeStampSeconds *
                                            base::Time::kMicrosecondsPerSecond);
 }
 
-size_t MotionEventWeb::GetHistorySize() const { return 0; }
-
-base::TimeTicks MotionEventWeb::GetHistoricalEventTime(
-    size_t historical_index) const {
-  NOTIMPLEMENTED();
-  return base::TimeTicks();
-}
-
-float MotionEventWeb::GetHistoricalTouchMajor(size_t pointer_index,
-                                              size_t historical_index) const {
-  NOTIMPLEMENTED();
-  return 0.f;
-}
-
-float MotionEventWeb::GetHistoricalX(size_t pointer_index,
-                                     size_t historical_index) const {
-  NOTIMPLEMENTED();
-  return 0.f;
-}
-
-float MotionEventWeb::GetHistoricalY(size_t pointer_index,
-                                     size_t historical_index) const {
-  NOTIMPLEMENTED();
-  return 0.f;
-}
-
 ui::MotionEvent::ToolType MotionEventWeb::GetToolType(
     size_t pointer_index) const {
   NOTIMPLEMENTED();
   return TOOL_TYPE_UNKNOWN;
 }
 
 int MotionEventWeb::GetButtonState() const {
   NOTIMPLEMENTED();
   return 0;
 }
 
 scoped_ptr<ui::MotionEvent> MotionEventWeb::Clone() const {
   return scoped_ptr<MotionEvent>(new MotionEventWeb(event_));
 }
 
 scoped_ptr<ui::MotionEvent> MotionEventWeb::Cancel() const {
   WebTouchEvent cancel_event(event_);
   WebTouchEventTraits::ResetTypeAndTouchStates(
       blink::WebInputEvent::TouchCancel,
       // TODO(rbyers): Shouldn't we use a fresh timestamp?
       event_.timeStampSeconds,
       &cancel_event);
   return scoped_ptr<MotionEvent>(new MotionEventWeb(cancel_event));
 }
 
 }  // namespace content