[BlobAsync] Asynchronous Blob Construction Final Patch

storage/browser/blob/blob_storage_registry.cc

Index: storage/browser/blob/blob_storage_registry.cc
diff --git a/storage/browser/blob/blob_storage_registry.cc b/storage/browser/blob/blob_storage_registry.cc
index 8ee624f7cec39f83b0e09880fbbe0fdd542c9b1a..e89fab40da5fb83901eeff27239d964cb80c0fb0 100644
--- a/storage/browser/blob/blob_storage_registry.cc
+++ b/storage/browser/blob/blob_storage_registry.cc
@@ -37,7 +37,7 @@ GURL ClearBlobUrlRef(const GURL& url) {
 }  // namespace
 
 BlobStorageRegistry::Entry::Entry(int refcount, BlobState state)
-    : refcount(refcount), state(state), exceeded_memory(false) {}
+    : refcount(refcount), state(state) {}
 
 BlobStorageRegistry::Entry::~Entry() {}
 
@@ -60,7 +60,7 @@ BlobStorageRegistry::~BlobStorageRegistry() {
 BlobStorageRegistry::Entry* BlobStorageRegistry::CreateEntry(
     const std::string& uuid) {
   DCHECK(!ContainsKey(blob_map_, uuid));
-  Entry* entry = new Entry(1, BlobState::RESERVED);
+  Entry* entry = new Entry(1, BlobState::PENDING);
   blob_map_.add(uuid, make_scoped_ptr(entry));
   return entry;
 }
@@ -69,6 +69,10 @@ bool BlobStorageRegistry::DeleteEntry(const std::string& uuid) {
   return blob_map_.erase(uuid) == 1;
 }
 
+bool BlobStorageRegistry::HasEntry(const std::string& uuid) const {
+  return blob_map_.find(uuid) != blob_map_.end();
+}
+
 BlobStorageRegistry::Entry* BlobStorageRegistry::GetEntry(
     const std::string& uuid) {
   BlobMap::iterator found = blob_map_.find(uuid);
@@ -77,6 +81,11 @@ BlobStorageRegistry::Entry* BlobStorageRegistry::GetEntry(
   return found->second;
 }
 
+const BlobStorageRegistry::Entry* BlobStorageRegistry::GetEntry(
+    const std::string& uuid) const {
+  return const_cast<BlobStorageRegistry*>(this)->GetEntry(uuid);
+}
+
 bool BlobStorageRegistry::CreateUrlMapping(const GURL& blob_url,
                                            const std::string& uuid) {
   DCHECK(!BlobUrlHasRef(blob_url));