Move navigation interception component to content/components

chrome/browser/component/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 CHROME_BROWSER_COMPONENT_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_
 #define CHROME_BROWSER_COMPONENT_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_
 
-#include "base/android/jni_helper.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/supports_user_data.h"
+#include "content/components/navigation_interception/intercept_navigation_delegate.h"
 
-class GURL;
-
-namespace content {
-class ResourceThrottle;
-class WebContents;
-}
-
-namespace net {
-class URLRequest;
-}
+// TODO(jknotten): Remove this header once external dependencies are using the
+// header at the above new location.
 
 namespace navigation_interception {
 
-// Native side of the InterceptNavigationDelegate Java interface.
-// This is used to create a InterceptNavigationResourceThrottle that calls the
-// Java interface method to determine whether a navigation should be ignored or
-// not.
-// To us this class:
-// 1) the Java-side interface implementation must be associated (via the
-//    Associate method) with a WebContents for which URLRequests are to be
-//    intercepted,
-// 2) the ResourceThrottle obtained via CreateThrottleFor must be associated
-//    with the URLRequests in the ResourceDispatcherHostDelegate
-//    implementation.
-class InterceptNavigationDelegate : public base::SupportsUserData::Data {
- public:
-  InterceptNavigationDelegate(JNIEnv* env, jobject jdelegate);
-  virtual ~InterceptNavigationDelegate();
-
-  // Associates the InterceptNavigationDelegate with a WebContents using the
-  // SupportsUserData mechanism.
-  // As implied by the use of scoped_ptr, the WebContents will assume ownership
-  // of |delegate|.
-  static void Associate(content::WebContents* web_contents,
-                        scoped_ptr<InterceptNavigationDelegate> delegate);
-  // Gets the InterceptNavigationDelegate associated with the WebContents,
-  // can be null.
-  static InterceptNavigationDelegate* Get(content::WebContents* web_contents);
-
-  // Creates a InterceptNavigationResourceThrottle that will direct all
-  // callbacks to the InterceptNavigationDelegate.
-  static content::ResourceThrottle* CreateThrottleFor(
-      net::URLRequest* request);
-
-  virtual bool ShouldIgnoreNavigation(const GURL& url,
-                                      bool has_user_gesture);
- private:
-  JavaObjectWeakGlobalRef weak_jdelegate_;
-};
-
-bool RegisterInterceptNavigationDelegate(JNIEnv* env);
+using content::InterceptNavigationDelegate;
+using content::RegisterInterceptNavigationDelegate;
 
 } // namespace navigation_interception
 
 #endif  // CHROME_BROWSER_COMPONENT_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_DELEGATE_H_