Share TabFirstRenderWatcher with HtmlDialogView.

chrome/browser/tab_first_render_watcher.h

Index: chrome/browser/tab_first_render_watcher.h
diff --git a/chrome/browser/chromeos/tab_first_render_watcher.h b/chrome/browser/tab_first_render_watcher.h
similarity index 82%
rename from chrome/browser/chromeos/tab_first_render_watcher.h
rename to chrome/browser/tab_first_render_watcher.h
index 22218c2e1e769c66631ab3f8645886c05d767f0e..d09f3b8b7d744c576887b81e9de1f1855dd58a17 100644
--- a/chrome/browser/chromeos/tab_first_render_watcher.h
+++ b/chrome/browser/tab_first_render_watcher.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_TAB_FIRST_RENDER_WATCHER_H_
-#define CHROME_BROWSER_CHROMEOS_TAB_FIRST_RENDER_WATCHER_H_
+#ifndef CHROME_BROWSER_TAB_FIRST_RENDER_WATCHER_H_
+#define CHROME_BROWSER_TAB_FIRST_RENDER_WATCHER_H_
 #pragma once
 
 #include "base/compiler_specific.h"
@@ -13,10 +13,7 @@
 class RenderViewHost;
 class TabContents;
 
-namespace chromeos {
-
 // This class watches given TabContent's loading and rendering state change.
-// TODO(xiyuan): Move this to a proper place and share with HTMLDialogView.
 class TabFirstRenderWatcher : public content::NotificationObserver {
  public:
   class Delegate {
@@ -52,6 +49,4 @@ class TabFirstRenderWatcher : public content::NotificationObserver {
   DISALLOW_COPY_AND_ASSIGN(TabFirstRenderWatcher);
 };
 
-}   // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_TAB_FIRST_RENDER_WATCHER_H_
+#endif  // CHROME_BROWSER_TAB_FIRST_RENDER_WATCHER_H_