Move |ScopedWebInputEvent| and |WebInputEventTraits| from |content::| to "ui/events/blink"

ui/events/blink/web_input_event_traits_unittest.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/common/input/web_input_event_traits.h"
+#include "ui/events/blink/web_input_event_traits.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 
 using blink::WebGestureEvent;
 using blink::WebInputEvent;
 using blink::WebKeyboardEvent;
 using blink::WebMouseEvent;
 using blink::WebMouseWheelEvent;
 using blink::WebTouchEvent;
 
-namespace content {
+namespace ui {
 namespace {
 
 using WebInputEventTraitsTest = testing::Test;
 
 // Very basic smoke test to ensure stringification doesn't explode.
 TEST_F(WebInputEventTraitsTest, ToString) {
   WebKeyboardEvent key;
   key.type = WebInputEvent::RawKeyDown;
   EXPECT_FALSE(WebInputEventTraits::ToString(key).empty());
 
@@ skipping 11 matching lines @@
   gesture.y = 1;
   EXPECT_FALSE(WebInputEventTraits::ToString(gesture).empty());
 
   WebTouchEvent touch;
   touch.type = WebInputEvent::TouchStart;
   touch.touchesLength = 1;
   EXPECT_FALSE(WebInputEventTraits::ToString(touch).empty());
 }
 
 }  // namespace
-}  // namespace content
+}  // namespace ui