Move toolbar_model_{impl,delegate}.{cc,h} to components/toolbar.

chrome/browser/ui/toolbar/chrome_toolbar_model_delegate.h

 // Copyright 2016 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_UI_TOOLBAR_CHROME_TOOLBAR_MODEL_DELEGATE_H_
 #define CHROME_BROWSER_UI_TOOLBAR_CHROME_TOOLBAR_MODEL_DELEGATE_H_
 
-#include "chrome/browser/ui/toolbar/toolbar_model_delegate.h"
+#include "components/toolbar/toolbar_model_delegate.h"
 
 class Profile;
 
 namespace content {
 class NavigationEntry;
 class NavigationController;
+class WebContents;
 }
 
 // Partial implementation of ToolbarModelDelegate using //chrome API.
 class ChromeToolbarModelDelegate : public ToolbarModelDelegate {
  public:
   // Returns active WebContents.
   virtual content::WebContents* GetActiveWebContents() const = 0;
 
  protected:
   ~ChromeToolbarModelDelegate() override;
@@ skipping 17 matching lines @@
 
   // Helper method to extract the navigation entry from the navigation
   // controller.
   content::NavigationEntry* GetNavigationEntry() const;
 
   // Helper method to extract the profile from the navigation controller.
   Profile* GetProfile() const;
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_CHROME_TOOLBAR_MODEL_DELEGATE_H_