prune down content_dll change to just the CONTENT_EXPORTS

content/browser/tab_contents/navigation_controller.h

 // Copyright (c) 2011 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_TAB_CONTENTS_NAVIGATION_CONTROLLER_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_NAVIGATION_CONTROLLER_H_
 #pragma once
 
 #include "build/build_config.h"
 
 #include <string>
 #include <vector>
 
 #include "base/memory/linked_ptr.h"
 #include "base/time.h"
 #include "googleurl/src/gurl.h"
 #include "content/browser/ssl/ssl_manager.h"
+#include "content/common/content_export.h"
 #include "content/common/navigation_types.h"
 #include "content/common/page_transition_types.h"
 
 class NavigationEntry;
 class SessionStorageNamespace;
 class SiteInstance;
 class TabContents;
 struct ViewHostMsg_FrameNavigate_Params;
 
 namespace content {
 class BrowserContext;
 struct LoadCommittedDetails;
 }
 
 // A NavigationController maintains the back-forward list for a single tab and
 // manages all navigation within that list.
 //
 // The NavigationController also owns all TabContents for the tab. This is to
 // make sure that we have at most one TabContents instance per type.
-class NavigationController {
+class CONTENT_EXPORT NavigationController {
  public:
 
   enum ReloadType {
     NO_RELOAD,                // Normal load.
     RELOAD,                   // Normal (cache-validating) reload.
     RELOAD_IGNORING_CACHE     // Reload bypassing the cache, aka shift-reload.
   };
 
   // ---------------------------------------------------------------------------
 
@@ skipping 440 matching lines @@
   static size_t max_entry_count_;
 
   // If a repost is pending, its type (RELOAD or RELOAD_IGNORING_CACHE),
   // NO_RELOAD otherwise.
   ReloadType pending_reload_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationController);
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_NAVIGATION_CONTROLLER_H_