app_list: Fix the header include guards.

chrome/browser/ui/ash/app_list/chrome_app_list_item.h

Index: chrome/browser/ui/ash/app_list/chrome_app_list_item.h
diff --git a/chrome/browser/ui/ash/app_list/chrome_app_list_item.h b/chrome/browser/ui/ash/app_list/chrome_app_list_item.h
index 976e4d8a366c7421dd8cf31ef7142f6e9b670376..0beca111448e4dba14b037c02f0b1b7a91554031 100644
--- a/chrome/browser/ui/ash/app_list/chrome_app_list_item.h
+++ b/chrome/browser/ui/ash/app_list/chrome_app_list_item.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_UI_VIEWS_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_
-#define CHROME_BROWSER_UI_VIEWS_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_
+#ifndef CHROME_BROWSER_UI_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_
+#define CHROME_BROWSER_UI_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_
 
 #include "ui/app_list/app_list_item_model.h"
 
@@ -21,9 +21,7 @@ class ChromeAppListItem : public app_list::AppListItemModel {
   // associated with this activation.
   virtual void Activate(int event_flags) = 0;
 
-  Type type() const {
-    return type_;
-  }
+  Type type() const { return type_; }
 
  protected:
   explicit ChromeAppListItem(Type type) : type_(type) {}
@@ -35,4 +33,4 @@ class ChromeAppListItem : public app_list::AppListItemModel {
   DISALLOW_COPY_AND_ASSIGN(ChromeAppListItem);
 };
 
-#endif  // CHROME_BROWSER_UI_VIEWS_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_
+#endif  // CHROME_BROWSER_UI_ASH_APP_LIST_CHROME_APP_LIST_ITEM_H_