Adds support for new-tab targeted loads initiated from the renderer.

services/navigation/view_impl.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 SERVICES_NAVIGATION_VIEW_IMPL_H_
 #define SERVICES_NAVIGATION_VIEW_IMPL_H_
 
 #include "base/macros.h"
 #include "components/mus/public/cpp/window_tree_client_delegate.h"
 #include "content/public/browser/notification_observer.h"
@@ skipping 43 matching lines @@
   void SetResizerSize(const gfx::Size& size) override;
 
   // content::WebContentsDelegate:
   void AddNewContents(content::WebContents* source,
                       content::WebContents* new_contents,
                       WindowOpenDisposition disposition,
                       const gfx::Rect& initial_rect,
                       bool user_gesture,
                       bool* was_blocked) override;
   void CloseContents(content::WebContents* source) override;
+  content::WebContents* OpenURLFromTab(
+      content::WebContents* source,
+      const content::OpenURLParams& params) override;
   void LoadingStateChanged(content::WebContents* source,
                            bool to_different_document) override;
   void NavigationStateChanged(content::WebContents* source,
                               content::InvalidateTypes changed_flags) override;
   void LoadProgressChanged(content::WebContents* source,
                            double progress) override;
   void UpdateTargetURL(content::WebContents* source, const GURL& url) override;
   gfx::Rect GetRootWindowResizerRect() const override;
 
   // content::NotificationObserver:
@@ skipping 25 matching lines @@
   std::unique_ptr<views::Widget> widget_;
 
   gfx::Size resizer_size_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewImpl);
 };
 
 }  // navigation
 
 #endif  // SERVICES_NAVIGATION_VIEW_IMPL_H_