Fix out-of-memory crashes related to ArrayBuffer allocation

third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp

Index: third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp
diff --git a/third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp b/third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp
index ff7e083e9a245770288bfb423c157cc0456b02bd..739e5fe766cba5c388ddc89b93e4e2655cf80986 100644
--- a/third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp
+++ b/third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp
@@ -151,7 +151,12 @@ ScriptPromise MediaKeys::setServerCertificate(ScriptState* scriptState, const DO
 
     // 3. Let certificate be a copy of the contents of the serverCertificate
     //    parameter.
-    RefPtr<DOMArrayBuffer> serverCertificateBuffer = DOMArrayBuffer::create(serverCertificate.data(), serverCertificate.byteLength());
+    //    FIXME(crbug.com/536816):
+    //    Use createOrNull instead of deprecatedCreateOrCrash. It would probably
+    //    be appropriate to reject the promise with a RangeError exception when
+    //    array buffer allocation fails, but that behavior probably needs
+    //    clarification in the spec.
+    RefPtr<DOMArrayBuffer> serverCertificateBuffer = DOMArrayBuffer::deprecatedCreateOrCrash(serverCertificate.data(), serverCertificate.byteLength());
 
     // 4. Let promise be a new promise.
     SimpleContentDecryptionModuleResultPromise* result = new SimpleContentDecryptionModuleResultPromise(scriptState);