components: Cleanup class/struct fwd declarations

components/navigation_interception/intercept_navigation_delegate.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 COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_
 #define COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_
 
 #include <memory>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/macros.h"
 #include "base/supports_user_data.h"
 
-class GURL;
-
 namespace content {
 class NavigationHandle;
 class NavigationThrottle;
 class WebContents;
 }
 
 namespace net {
 class URLRequest;
 }
 
@@ skipping 45 matching lines @@
  private:
   JavaObjectWeakGlobalRef weak_jdelegate_;
   base::TimeTicks last_user_gesture_carryover_timestamp_;
 
   DISALLOW_COPY_AND_ASSIGN(InterceptNavigationDelegate);
 };
 
 }  // namespace navigation_interception
 
 #endif  // COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_