D13410.diff
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D13410.diff
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	diff --git a/lib/utils/blob-service.js b/lib/utils/blob-service.js
	--- a/lib/utils/blob-service.js
	+++ b/lib/utils/blob-service.js
	@@ -57,13 +57,18 @@
	* Generates random blob holder prefixed by current device ID
	*/
	async function generateBlobHolder(): Promise<string> {
	- const randomID = uuid.v4();
	+ const generateHolder = await createBlobHolderGenerator();
	+ return generateHolder();
	+}
	+
	+async function createBlobHolderGenerator(): Promise<() => string> {
	try {
	const deviceID = await getContentSigningKey();
	const urlSafeDeviceID = toBase64URL(deviceID);
	- return `${urlSafeDeviceID}:${randomID}`;
	+ return () => `${urlSafeDeviceID}:${uuid.v4()}`;
	} catch {
	- return randomID;
	+ // for Flow
	+ return () => `${uuid.v4()}`;
	}
	}

	@@ -73,6 +78,7 @@
	blobHashFromURI,
	blobHashFromBlobServiceURI,
	generateBlobHolder,
	+ createBlobHolderGenerator,
	getBlobFetchableURL,
	makeBlobServiceEndpointURL,
	};