Move session_id.{cc,h} from chrome/browser/sessions to components/sessions

chrome/browser/ui/sync/tab_contents_synced_tab_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_UI_SYNC_TAB_CONTENTS_SYNCED_TAB_DELEGATE_H_
 #define CHROME_BROWSER_UI_SYNC_TAB_CONTENTS_SYNCED_TAB_DELEGATE_H_
 
 #include "base/compiler_specific.h"
-#include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/sync/glue/synced_tab_delegate.h"
+#include "components/sessions/session_id.h"
 #include "content/public/browser/web_contents_user_data.h"
 
 namespace content {
 class WebContents;
 }
 
 class TabContentsSyncedTabDelegate
     : public browser_sync::SyncedTabDelegate,
       public content::WebContentsUserData<TabContentsSyncedTabDelegate> {
  public:
@@ skipping 24 matching lines @@
   explicit TabContentsSyncedTabDelegate(content::WebContents* web_contents);
   friend class content::WebContentsUserData<TabContentsSyncedTabDelegate>;
 
   content::WebContents* web_contents_;
   int sync_session_id_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContentsSyncedTabDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_SYNC_TAB_CONTENTS_SYNCED_TAB_DELEGATE_H_