<webview>: Move PreHandleGestureEvent in chrome

content/public/browser/browser_plugin_guest_delegate.cc

 // Copyright 2013 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/public/browser/browser_plugin_guest_delegate.h"
 
 #include "base/callback.h"
 
 namespace content {
 
@@ skipping 32 matching lines @@
     const ContextMenuParams& params) {
   return false;
 }
 
 WebContents* BrowserPluginGuestDelegate::OpenURLFromTab(
     WebContents* source,
     const OpenURLParams& params) {
   return NULL;
 }
 
+bool BrowserPluginGuestDelegate::PreHandleGestureEvent(
+    content::WebContents* source,
+    const blink::WebGestureEvent& event) {
+  return false;
+}
+
 }  // namespace content