Adds the ability for WebContentsDelegate to decide if event should be updated

chrome/browser/devtools/devtools_window.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 CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
 #define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
 
 #include "base/macros.h"
 #include "chrome/browser/devtools/devtools_contents_resizing_strategy.h"
 #include "chrome/browser/devtools/devtools_toggle_action.h"
@@ skipping 279 matching lines @@
                           int opener_render_process_id,
                           int opener_render_frame_id,
                           const std::string& frame_name,
                           const GURL& target_url,
                           content::WebContents* new_contents) override;
   void CloseContents(content::WebContents* source) override;
   void ContentsZoomChange(bool zoom_in) override;
   void BeforeUnloadFired(content::WebContents* tab,
                          bool proceed,
                          bool* proceed_to_fire_unload) override;
-  bool PreHandleKeyboardEvent(content::WebContents* source,
-                              const content::NativeWebKeyboardEvent& event,
-                              bool* is_keyboard_shortcut) override;
+  content::KeyboardEventProcessingResult PreHandleKeyboardEvent(
+      content::WebContents* source,
+      const content::NativeWebKeyboardEvent& event) override;
   void HandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) override;
   content::JavaScriptDialogManager* GetJavaScriptDialogManager(
       content::WebContents* source) override;
   content::ColorChooser* OpenColorChooser(
       content::WebContents* web_contents,
       SkColor color,
       const std::vector<content::ColorSuggestion>& suggestions) override;
   void RunFileChooser(content::RenderFrameHost* render_frame_host,
@@ skipping 51 matching lines @@
   base::Closure ready_for_test_callback_;
 
   base::TimeTicks inspect_element_start_time_;
   std::unique_ptr<DevToolsEventForwarder> event_forwarder_;
 
   friend class DevToolsEventForwarder;
   DISALLOW_COPY_AND_ASSIGN(DevToolsWindow);
 };
 
 #endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_