Fix webkit_storage exports definitions

webkit/common/dom_storage/dom_storage_map.h

Index: webkit/common/dom_storage/dom_storage_map.h
diff --git a/webkit/common/dom_storage/dom_storage_map.h b/webkit/common/dom_storage/dom_storage_map.h
index e827899a9c8ec43e9c97a58285d3a6159ee68bf6..8920e7fb5603cdda831b4993e22aa37c07ca62e0 100644
--- a/webkit/common/dom_storage/dom_storage_map.h
+++ b/webkit/common/dom_storage/dom_storage_map.h
@@ -11,14 +11,14 @@
 #include "base/nullable_string16.h"
 #include "base/strings/string16.h"
 #include "webkit/common/dom_storage/dom_storage_types.h"
-#include "webkit/common/webkit_common_export.h"
+#include "webkit/common/webkit_storage_common_export.h"
 
 namespace dom_storage {
 
 // A wrapper around a std::map that adds refcounting and
 // tracks the size in bytes of the keys/values, enforcing a quota.
 // See class comments for DomStorageContext for a larger overview.
-class WEBKIT_COMMON_EXPORT DomStorageMap
+class WEBKIT_STORAGE_COMMON_EXPORT DomStorageMap
     : public base::RefCountedThreadSafe<DomStorageMap> {
  public:
   explicit DomStorageMap(size_t quota);