Remove unused includes & using statements from blink::Platform implementations.

content/child/webkitplatformsupport_child_impl.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/child/webkitplatformsupport_child_impl.h"
 
 #include "base/memory/discardable_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/waitable_event.h"
 #include "content/child/web_discardable_memory_impl.h"
 #include "third_party/WebKit/public/platform/WebWaitableEvent.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"

[ddorwin, 2014/02/12 23:33:46]

This is now the only public/web/ include left in these files.

 #include "webkit/child/fling_curve_configuration.h"
 #include "webkit/child/webthread_impl.h"
 #include "webkit/child/worker_task_runner.h"
 
 #if defined(OS_ANDROID)
 #include "webkit/child/fling_animator_impl_android.h"
 #endif
 
 using blink::WebFallbackThemeEngine;
 using blink::WebThemeEngine;
@@ skipping 40 matching lines @@
     const std::vector<float>& new_touchscreen) {
   fling_curve_configuration_->SetCurveParameters(new_touchpad, new_touchscreen);
 }
 
 blink::WebGestureCurve*
 WebKitPlatformSupportChildImpl::createFlingAnimationCurve(
     int device_source,
     const blink::WebFloatPoint& velocity,
     const blink::WebSize& cumulative_scroll) {
 #if defined(OS_ANDROID)
-  return webkit_glue::FlingAnimatorImpl::CreateAndroidGestureCurve(velocity,
-                                                      cumulative_scroll);
+  return webkit_glue::FlingAnimatorImpl::CreateAndroidGestureCurve(
+      velocity, cumulative_scroll);
 #endif
 
   if (device_source == blink::WebGestureEvent::Touchscreen)

[ddorwin, 2014/02/12 23:33:46]

The above include is needed here.
Should there be a separate enum in public/platform for this?

[abarth-chromium, 2014/02/12 23:37:24]

Yes.  It looks like this code is cheating by using an "int" instead of an enum.

[ddorwin, 2014/02/12 23:49:31]

Filed http://crbug.com/343327.

     return fling_curve_configuration_->CreateForTouchScreen(velocity,
                                                             cumulative_scroll);
 
   return fling_curve_configuration_->CreateForTouchPad(velocity,
                                                        cumulative_scroll);
 }
 
 blink::WebThread* WebKitPlatformSupportChildImpl::createThread(
     const char* name) {
   return new webkit_glue::WebThreadImpl(name);
@@ skipping 54 matching lines @@
 }
 
 // static
 void WebKitPlatformSupportChildImpl::DestroyCurrentThread(void* thread) {
   webkit_glue::WebThreadImplForMessageLoop* impl =
       static_cast<webkit_glue::WebThreadImplForMessageLoop*>(thread);
   delete impl;
 }
 
 }  // namespace content