Blob support for IDB [Chromium]

content/child/indexed_db/proxy_webidbcursor_impl.cc

Index: content/child/indexed_db/proxy_webidbcursor_impl.cc
diff --git a/content/child/indexed_db/proxy_webidbcursor_impl.cc b/content/child/indexed_db/proxy_webidbcursor_impl.cc
index db2a348dbc6550e4042ed97e8328070805d4b069..1771337b65f3c104bcf06715666ca77c92102fb8 100644
--- a/content/child/indexed_db/proxy_webidbcursor_impl.cc
+++ b/content/child/indexed_db/proxy_webidbcursor_impl.cc
@@ -118,10 +118,12 @@ void RendererWebIDBCursorImpl::postSuccessHandlerCallback() {
 void RendererWebIDBCursorImpl::SetPrefetchData(
     const std::vector<IndexedDBKey>& keys,
     const std::vector<IndexedDBKey>& primary_keys,
-    const std::vector<WebData>& values) {
+    const std::vector<WebData>& values,
+    const std::vector<blink::WebVector<blink::WebBlobInfo> >& blob_info) {
   prefetch_keys_.assign(keys.begin(), keys.end());
   prefetch_primary_keys_.assign(primary_keys.begin(), primary_keys.end());
   prefetch_values_.assign(values.begin(), values.end());
+  prefetch_blob_info_.assign(blob_info.begin(), blob_info.end());
 
   used_prefetches_ = 0;
   pending_onsuccess_callbacks_ = 0;
@@ -129,23 +131,28 @@ void RendererWebIDBCursorImpl::SetPrefetchData(
 
 void RendererWebIDBCursorImpl::CachedContinue(WebIDBCallbacks* callbacks) {
   DCHECK_GT(prefetch_keys_.size(), 0ul);
-  DCHECK(prefetch_primary_keys_.size() == prefetch_keys_.size());
-  DCHECK(prefetch_values_.size() == prefetch_keys_.size());
+  DCHECK_EQ(prefetch_primary_keys_.size(), prefetch_keys_.size());
+  DCHECK_EQ(prefetch_values_.size(), prefetch_keys_.size());
+  DCHECK_EQ(prefetch_blob_info_.size(), prefetch_keys_.size());
 
   IndexedDBKey key = prefetch_keys_.front();
   IndexedDBKey primary_key = prefetch_primary_keys_.front();
   // this could be a real problem.. we need 2 CachedContinues
   WebData value = prefetch_values_.front();
+  blink::WebVector<blink::WebBlobInfo> blob_info = prefetch_blob_info_.front();
 
   prefetch_keys_.pop_front();
   prefetch_primary_keys_.pop_front();
   prefetch_values_.pop_front();
+  prefetch_blob_info_.pop_front();
   used_prefetches_++;
 
   pending_onsuccess_callbacks_++;
 
   callbacks->onSuccess(WebIDBKeyBuilder::Build(key),
-                       WebIDBKeyBuilder::Build(primary_key), value);
+                       WebIDBKeyBuilder::Build(primary_key),
+                       value,
+                       blob_info);
 }
 
 void RendererWebIDBCursorImpl::ResetPrefetchCache() {
@@ -164,6 +171,7 @@ void RendererWebIDBCursorImpl::ResetPrefetchCache() {
   prefetch_keys_.clear();
   prefetch_primary_keys_.clear();
   prefetch_values_.clear();
+  prefetch_blob_info_.clear();
 
   pending_onsuccess_callbacks_ = 0;
 }