Divide gesture events by dpi scale if IsDIPEnabled().

content/browser/android/content_view_core_impl.h

 // 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_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <vector>
 
 #include "base/android/jni_helper.h"
@@ skipping 214 matching lines @@
   // --------------------------------------------------------------------------
 
   void InitJNI(JNIEnv* env, jobject obj);
 
   void InitWebContents(content::WebContents* web_contents);
 
   RenderWidgetHostViewAndroid* GetRenderWidgetHostViewAndroid();
 
   int GetTouchPadding();
 
-  void SendGestureEvent(WebKit::WebInputEvent::Type type, long time_ms,
-                        int x, int y);
-
+  float DpiScale() const;
+  WebKit::WebGestureEvent MakeGestureEvent(WebKit::WebInputEvent::Type type,
+                                           long time_ms, int x, int y) const;
   struct JavaObject;
   JavaObject* java_object_;
 
   // A weak reference to the Java ContentViewCore object.
   JavaObjectWeakGlobalRef java_ref_;
 
   NotificationRegistrar notification_registrar_;
 
   // Reference to the current WebContents used to determine how and what to
   // display in the ContentViewCore.
   WebContentsImpl* web_contents_;
 
   // Whether the renderer backing this ContentViewCore has crashed.
   bool tab_crashed_;
 
+  float dpi_scale_;
+
   // The owning window that has a hold of main application activity.
   ui::WindowAndroid* window_android_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_