Navigation: move RestoreType and ReloadType into a separate file

content/browser/android/web_contents_observer_proxy.h

 // Copyright 2015 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_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_PROXY_H_
 #define CONTENT_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_PROXY_H_
 
 #include <jni.h>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/macros.h"
 #include "base/process/kill.h"
 #include "content/browser/web_contents/web_contents_impl.h"
+#include "content/public/browser/reload_type.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/frame_navigate_params.h"
 #include "url/gurl.h"
 
 namespace content {
 
 class RenderViewHost;
 class WebContents;
 
 // Extends WebContentsObserver for providing a public Java API for some of the
@@ skipping 40 matching lines @@
                      const GURL& validated_url) override;
   void DocumentLoadedInFrame(RenderFrameHost* render_frame_host) override;
   void NavigationEntryCommitted(
       const LoadCommittedDetails& load_details) override;
   void WebContentsDestroyed() override;
   void DidAttachInterstitialPage() override;
   void DidDetachInterstitialPage() override;
   void DidChangeThemeColor(SkColor color) override;
   void DidStartNavigationToPendingEntry(
       const GURL& url,
-      NavigationController::ReloadType reload_type) override;
+      ReloadType reload_type) override;
   void MediaSessionStateChanged(
       bool is_controllable,
       bool is_suspended,
       const base::Optional<MediaMetadata>& metadata) override;
   void SetToBaseURLForDataURLIfNeeded(std::string* url);
 
   void DidFailLoadInternal(bool is_provisional_load,
                            bool is_main_frame,
                            int error_code,
                            const base::string16& description,
                            const GURL& url,
                            bool was_ignored_by_handler);
 
   base::android::ScopedJavaGlobalRef<jobject> java_observer_;
   GURL base_url_of_last_started_data_url_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsObserverProxy);
 };
 
 bool RegisterWebContentsObserverProxy(JNIEnv* env);
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_PROXY_H_