Move a bunch of ChromeOS APIs out of chrome/browser/extensions.

chrome/browser/chromeos/extensions/file_manager_util.h

Index: chrome/browser/chromeos/extensions/file_manager_util.h
diff --git a/chrome/browser/extensions/file_manager_util.h b/chrome/browser/chromeos/extensions/file_manager_util.h
similarity index 89%
rename from chrome/browser/extensions/file_manager_util.h
rename to chrome/browser/chromeos/extensions/file_manager_util.h
index bf9f49d0aa634df167d2dfee10028f1611771a02..0481e77b4987fa064f1a90442a8ba8652e5e0495 100644
--- a/chrome/browser/extensions/file_manager_util.h
+++ b/chrome/browser/chromeos/extensions/file_manager_util.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_EXTENSIONS_FILE_MANAGER_UTIL_H_
-#define CHROME_BROWSER_EXTENSIONS_FILE_MANAGER_UTIL_H_
+#ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_UTIL_H_
+#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_UTIL_H_
 #pragma once
 
 #include <string>
@@ -53,4 +53,4 @@ void ViewItem(const FilePath& full_path, bool enqueue);
 
 }  // namespace file_manager_util
 
-#endif  // CHROME_BROWSER_EXTENSIONS_FILE_MANAGER_UTIL_H_
+#endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_UTIL_H_