[Aura] Implement views-based applist.

ui/aura_shell/app_list/drop_shadow_label.h

Index: ui/aura_shell/app_list/drop_shadow_label.h
diff --git a/chrome/browser/chromeos/drop_shadow_label.h b/ui/aura_shell/app_list/drop_shadow_label.h
similarity index 88%
rename from chrome/browser/chromeos/drop_shadow_label.h
rename to ui/aura_shell/app_list/drop_shadow_label.h
index e64f12dc6964666351bde0028e3eef1aaf655a16..ded5e31ad442b56a1c8e5874f4b9c2b0f42f5e68 100644
--- a/chrome/browser/chromeos/drop_shadow_label.h
+++ b/ui/aura_shell/app_list/drop_shadow_label.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_DROP_SHADOW_LABEL_H_
-#define CHROME_BROWSER_CHROMEOS_DROP_SHADOW_LABEL_H_
+#ifndef UI_AURA_SHELL_APP_LIST_DROP_SHADOW_LABEL_H_
+#define UI_AURA_SHELL_APP_LIST_DROP_SHADOW_LABEL_H_
 #pragma once
 
 #include "ui/gfx/font.h"
 #include "ui/views/controls/label.h"
 
-namespace chromeos {
+namespace aura_shell {
 
 /////////////////////////////////////////////////////////////////////////////
 //
@@ -49,6 +49,6 @@ class DropShadowLabel : public views::Label  {
   DISALLOW_COPY_AND_ASSIGN(DropShadowLabel);
 };
 
-}  // namespace chromeos
+}  // namespace aura_shell
 
-#endif  // CHROME_BROWSER_CHROMEOS_DROP_SHADOW_LABEL_H_
+#endif  // UI_AURA_SHELL_APP_LIST_DROP_SHADOW_LABEL_H_