Blob support for IDB [Chromium]

content/browser/indexed_db/indexed_db_database.cc

Index: content/browser/indexed_db/indexed_db_database.cc
diff --git a/content/browser/indexed_db/indexed_db_database.cc b/content/browser/indexed_db/indexed_db_database.cc
index 1d9ccbbc5f273bfda9efabeb901453c50a71a0da..4e62a08e2c7cfcc023a5a2b3c2f50074b6de0aff 100644
--- a/content/browser/indexed_db/indexed_db_database.cc
+++ b/content/browser/indexed_db/indexed_db_database.cc
@@ -6,6 +6,7 @@
 
 #include <math.h>
 #include <set>
+#include <vector>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
@@ -1223,42 +1224,15 @@ void IndexedDBDatabase::DeleteRangeOperation(
     scoped_refptr<IndexedDBCallbacks> callbacks,
     IndexedDBTransaction* transaction) {
   IDB_TRACE("IndexedDBDatabase::DeleteRangeOperation");
-  leveldb::Status s;
-  scoped_ptr<IndexedDBBackingStore::Cursor> backing_store_cursor =
-      backing_store_->OpenObjectStoreCursor(
-          transaction->BackingStoreTransaction(),
-          id(),
-          object_store_id,
-          *key_range,
-          indexed_db::CURSOR_NEXT,
-          &s);
-  if (backing_store_cursor && s.ok()) {
-    do {
-      if (!backing_store_->DeleteRecord(
-                               transaction->BackingStoreTransaction(),
-                               id(),
-                               object_store_id,
-                               backing_store_cursor->record_identifier())
-               .ok()) {
-        callbacks->OnError(
-            IndexedDBDatabaseError(blink::WebIDBDatabaseExceptionUnknownError,
-                                   "Internal error deleting data in range"));
-        return;
-      }
-    } while (backing_store_cursor->Continue(&s));
-  }
-
-  if (!s.ok()) {
-    IndexedDBDatabaseError error(blink::WebIDBDatabaseExceptionUnknownError,
-                                 ASCIIToUTF16("Internal error deleting range"));
-    transaction->Abort(error);
-    if (s.IsCorruption()) {
-      factory_->HandleBackingStoreCorruption(backing_store_->origin_url(),
-                                             error);
-    }
+  if (!backing_store_->DeleteRange(transaction->BackingStoreTransaction(),
+                                   id(),
+                                   object_store_id,
+                                   *key_range).ok()) {
+    callbacks->OnError(
+        IndexedDBDatabaseError(blink::WebIDBDatabaseExceptionUnknownError,
+                               "Internal error deleting data in range"));
     return;
   }
-
   callbacks->OnSuccess();
 }