Remove dependency on the DevTools agent for console logs.

content/public/browser/render_frame_host.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 104 matching lines @@
   // passed to that observer method.
   virtual url::Origin GetLastCommittedOrigin() = 0;
 
   // Returns the associated widget's native view.
   virtual gfx::NativeView GetNativeView() = 0;
 
   // Adds |message| to the DevTools console.
   virtual void AddMessageToConsole(ConsoleMessageLevel level,
                                    const std::string& message) = 0;
 
+  // Adds a security related |message| to this frame's console.
+  virtual void AddSecurityMessageToConsole(ConsoleMessageLevel level,

[nasko, 2016/04/14 14:14:44]

Why add a public method if it isn't called from outside content/?

[carlosk, 2016/04/14 15:28:03]

Done.

+                                           const std::string& message) = 0;
+
   // Runs some JavaScript in this frame's context. If a callback is provided, it
   // will be used to return the result, when the result is available.
   // This API can only be called on chrome:// or chrome-devtools:// URLs.
   typedef base::Callback<void(const base::Value*)> JavaScriptResultCallback;
   virtual void ExecuteJavaScript(const base::string16& javascript) = 0;
   virtual void ExecuteJavaScript(const base::string16& javascript,
                                  const JavaScriptResultCallback& callback) = 0;
 
   // Runs some JavaScript in an isolated world of top of this frame's context.
   virtual void ExecuteJavaScriptInIsolatedWorld(
@@ skipping 58 matching lines @@
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderFrameHostImpl;
   RenderFrameHost() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_