[BlobAsync] Disk support for blob storage

storage/common/blob_storage/blob_storage_constants.h

Index: storage/common/blob_storage/blob_storage_constants.h
diff --git a/storage/common/blob_storage/blob_storage_constants.h b/storage/common/blob_storage/blob_storage_constants.h
index 0fc10c583cee8031d3b8159adb45d87d2caf99b7..1ceba2506f3626b425ab72a752987541dd9e5054 100644
--- a/storage/common/blob_storage/blob_storage_constants.h
+++ b/storage/common/blob_storage/blob_storage_constants.h
@@ -16,9 +16,12 @@ const int64_t kBlobStorageMaxMemoryUsage = 500 * 1024 * 1024;  // Half a gig.
 const size_t kBlobStorageIPCThresholdBytes = 250 * 1024;
 const size_t kBlobStorageMaxSharedMemoryBytes = 10 * 1024 * 1024;
 const uint64_t kBlobStorageMaxFileSizeBytes = 100 * 1024 * 1024;
-const uint64_t kBlobStorageMinFileSizeBytes = 1 * 1024 * 1024;
+const uint64_t kBlobStorageMinFileSizeBytes = 5 * 1024 * 1024;
 const size_t kBlobStorageMaxBlobMemorySize =
     kBlobStorageMaxMemoryUsage - kBlobStorageMinFileSizeBytes;
+const uint64_t kBlobStorageInFlightMemory = kBlobStorageMinFileSizeBytes;
+const uint64_t kBlobStorageMaxDiskSpace =
+    5ull * 1024ull * 1024ull * 1024ull;  // 5 gigs.
 
 enum class IPCBlobItemRequestStrategy {
   UNKNOWN = 0,