Move c/c/e/extension_set to top-level extensions/

chrome/browser/chromeos/file_manager/file_browser_handlers.cc

Index: chrome/browser/chromeos/file_manager/file_browser_handlers.cc
diff --git a/chrome/browser/chromeos/file_manager/file_browser_handlers.cc b/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
index 4382b18a7089f814dcd9ede43cb06513299fb03c..c1581bf5953cfe52d49031bf0d70393e7cd57572 100644
--- a/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
+++ b/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
@@ -27,6 +27,7 @@
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/lazy_background_task_queue.h"
+#include "extensions/common/extension_set.h"
 #include "extensions/common/manifest_handlers/background_info.h"
 #include "net/base/escape.h"
 #include "webkit/browser/fileapi/file_system_context.h"
@@ -101,9 +102,9 @@ FileBrowserHandlerList FindFileBrowserHandlersForURL(
   const GURL lowercase_url(EscapedUtf8ToLower(selected_file_url.spec()));
 
   FileBrowserHandlerList results;
-  for (ExtensionSet::const_iterator iter = service->extensions()->begin();
-       iter != service->extensions()->end();
-       ++iter) {
+  for (extensions::ExtensionSet::const_iterator iter =
+           service->extensions()->begin();
+       iter != service->extensions()->end(); ++iter) {
     const Extension* extension = iter->get();
     if (profile->IsOffTheRecord() &&
         !extension_util::IsIncognitoEnabled(extension->id(), service))