[BlobAsync] Disk support for blob storage

content/browser/blob_storage/blob_dispatcher_host.h

Index: content/browser/blob_storage/blob_dispatcher_host.h
diff --git a/content/browser/blob_storage/blob_dispatcher_host.h b/content/browser/blob_storage/blob_dispatcher_host.h
index b004aa2ab30aed8b7e9c8add3a2820337890c936..25ed57a1bb4ef9b989a51ef8be1d7d464daf9494 100644
--- a/content/browser/blob_storage/blob_dispatcher_host.h
+++ b/content/browser/blob_storage/blob_dispatcher_host.h
@@ -54,14 +54,6 @@ class CONTENT_EXPORT BlobDispatcherHost : public BrowserMessageFilter {
  protected:
   ~BlobDispatcherHost() override;
 
-  // For testing use only.
-  void SetMemoryConstantsForTesting(size_t max_ipc_memory_size,
-                                    size_t max_shared_memory_size,
-                                    uint64_t max_file_size) {
-    async_builder_.SetMemoryConstantsForTesting(
-        max_ipc_memory_size, max_shared_memory_size, max_file_size);
-  }
-
  private:
   friend class base::RefCountedThreadSafe<BlobDispatcherHost>;
   friend class BlobDispatcherHostTest;
@@ -96,13 +88,10 @@ class CONTENT_EXPORT BlobDispatcherHost : public BrowserMessageFilter {
 
   typedef std::map<std::string, int> BlobReferenceMap;
 
-  void OnRegisterBlobUUID(const std::string& uuid,
-                          const std::string& content_type,
-                          const std::string& content_disposition,
-                          const std::set<std::string>& referenced_blob_uuids);
-  void OnStartBuildingBlob(
-      const std::string& uuid,
-      const std::vector<storage::DataElement>& descriptions);
+  void OnRegisterBlob(const std::string& uuid,
+                      const std::string& content_type,
+                      const std::string& content_disposition,
+                      const std::vector<storage::DataElement>& descriptions);
   void OnMemoryItemResponse(
       const std::string& uuid,
       const std::vector<storage::BlobItemBytesResponse>& response);
@@ -126,6 +115,9 @@ class CONTENT_EXPORT BlobDispatcherHost : public BrowserMessageFilter {
   void SendIPCResponse(const std::string& uuid,
                        storage::BlobTransportResult result);
 
+  void CancelBlob(const std::string& uuid,
+                  storage::IPCBlobCreationCancelCode reason);
+
   bool IsInUseInHost(const std::string& uuid);
   bool IsUrlRegisteredInHost(const GURL& blob_url);