[DO NOT COMMIT][Offline Pages] Moving Offline Page Cache to cache directory.

components/offline_pages/core/offline_page_types.h

Index: components/offline_pages/core/offline_page_types.h
diff --git a/components/offline_pages/core/offline_page_types.h b/components/offline_pages/core/offline_page_types.h
index 4bb3342e1d1daf79d0db433ff349f528e98624fc..4ea88422b37dd2e37b3ec3e4808b86973cb0004d 100644
--- a/components/offline_pages/core/offline_page_types.h
+++ b/components/offline_pages/core/offline_page_types.h
@@ -7,10 +7,12 @@
 
 #include <stdint.h>
 
+#include <map>
 #include <set>
 #include <vector>
 
 #include "base/callback.h"
+#include "components/offline_pages/core/offline_page_client_policy.h"
 #include "components/offline_pages/core/offline_page_item.h"
 
 class GURL;