IndexedDB: Fix coding style issues c/o cpplint.py

content/browser/indexed_db/indexed_db_backing_store.h

Index: content/browser/indexed_db/indexed_db_backing_store.h
diff --git a/content/browser/indexed_db/indexed_db_backing_store.h b/content/browser/indexed_db/indexed_db_backing_store.h
index 993d53d12722a4cd266bea7eb511ab353cbf96aa..c9efb300a05b51a321787fe5b065292b67c44e41 100644
--- a/content/browser/indexed_db/indexed_db_backing_store.h
+++ b/content/browser/indexed_db/indexed_db_backing_store.h
@@ -199,7 +199,7 @@ class CONTENT_EXPORT IndexedDBBackingStore
       int64 database_id,
       int64 object_store_id,
       const IndexedDBKey& key,
-      IndexedDBValue& value,
+      IndexedDBValue* value,
       ScopedVector<webkit_blob::BlobDataHandle>* handles,
       RecordIdentifier* record) WARN_UNUSED_RESULT;
   virtual leveldb::Status ClearObjectStore(
@@ -497,8 +497,8 @@ class CONTENT_EXPORT IndexedDBBackingStore
     // Returns true on success, false on failure.
     bool CollectBlobFilesToRemove();
     // The callback will be called eventually on success or failure.
-    void WriteNewBlobs(BlobEntryKeyValuePairVec& new_blob_entries,
-                       WriteDescriptorVec& new_files_to_write,
+    void WriteNewBlobs(BlobEntryKeyValuePairVec* new_blob_entries,
+                       WriteDescriptorVec* new_files_to_write,
                        scoped_refptr<BlobWriteCallback> callback);
     leveldb::Status SortBlobsToRemove();
 
@@ -547,7 +547,7 @@ class CONTENT_EXPORT IndexedDBBackingStore
 
   static bool ReadCorruptionInfo(const base::FilePath& path_base,
                                  const GURL& origin_url,
-                                 std::string& message);
+                                 std::string* message);
 
   leveldb::Status FindKeyInIndex(
       IndexedDBBackingStore::Transaction* transaction,