Componentize sad_tab

components/sad_tab/sad_tab_types.h

Index: components/sad_tab/sad_tab_types.h
diff --git a/chrome/browser/ui/sad_tab_types.h b/components/sad_tab/sad_tab_types.h
similarity index 73%
rename from chrome/browser/ui/sad_tab_types.h
rename to components/sad_tab/sad_tab_types.h
index d3ecde96b7a6076083266f1118fd53c6b19f062b..9acf4603200f92a41b19bf2ef3d519a06403288e 100644
--- a/chrome/browser/ui/sad_tab_types.h
+++ b/components/sad_tab/sad_tab_types.h
@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_UI_SAD_TAB_TYPES_H_
-#define CHROME_BROWSER_UI_SAD_TAB_TYPES_H_
+#ifndef COMPONENTS_SAD_TAB_SAD_TAB_TYPES_H_
+#define COMPONENTS_SAD_TAB_SAD_TAB_TYPES_H_
 
-namespace chrome {
+namespace sad_tab {
 
 // NOTE: Do not remove or reorder the elements in this enum, and only add new
 // items at the end. We depend on these specific values in a histogram.
@@ -14,6 +14,6 @@ enum SadTabKind {
   SAD_TAB_KIND_KILLED  // Tab killed. Display the "He's dead, Jim!" tab page.
 };
 
-}  // namespace chrome
+}  // namespace sad_tab
 
-#endif  // CHROME_BROWSER_UI_SAD_TAB_TYPES_H_
+#endif  // COMPONENTS_SAD_TAB_SAD_TAB_TYPES_H_