Introduces DevToolsManagerDelegate.

content/public/browser/web_contents.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_PUBLIC_BROWSER_WEB_CONTENTS_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 26 matching lines @@
 struct WebFindOptions;
 }
 
 namespace net {
 struct LoadStateWithParam;
 }
 
 namespace content {
 
 class BrowserContext;
+class DevToolsAgentHost;
 class InterstitialPage;
 class PageState;
 class RenderFrameHost;
 class RenderProcessHost;
 class RenderViewHost;
 class RenderWidgetHostView;
 class SiteInstance;
 class WebContentsDelegate;
 struct CustomContextMenuContext;
 struct DropData;
@@ skipping 529 matching lines @@
   // To draw two overlapping web contents view, the underlaying one should
   // know about the overlaying one. Caller must ensure that |overlay| exists
   // until |RemoveOverlayView| is called.
   virtual void SetOverlayView(WebContents* overlay,
                               const gfx::Point& offset) = 0;
 
   // Removes the previously set overlay view.
   virtual void RemoveOverlayView() = 0;
 #endif  // OS_ANDROID
 
+  virtual void InspectWorker(DevToolsAgentHost* agent_host) = 0;

[pfeldman, 2014/05/08 10:26:30]

Please don't. I don't see how WebContents interface can be workers or
devtools-aware. Especially on an instance.

[horo, 2014/05/08 11:29:19]

Could you please let me know how I can open DevToolsWindow from content?

+
  private:
   // This interface should only be implemented inside content.
   friend class WebContentsImpl;
   WebContents() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_