[ServiceWorker] Use BodyStreamBuffer as the body data of the Response object.

Source/modules/serviceworkers/Cache.cpp

Index: Source/modules/serviceworkers/Cache.cpp
diff --git a/Source/modules/serviceworkers/Cache.cpp b/Source/modules/serviceworkers/Cache.cpp
index 475187ec91e345a82409fc4b0f16ead1090c44d2..a2422b15223530e455a25a763259c7a233df56b6 100644
--- a/Source/modules/serviceworkers/Cache.cpp
+++ b/Source/modules/serviceworkers/Cache.cpp
@@ -312,12 +312,12 @@ ScriptPromise Cache::putImpl(ScriptState* scriptState, Request* request, Respons
         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(scriptState->isolate(), "Request method '" + request->method() + "' is unsupported"));
     if (request->hasBody() && request->bodyUsed())
         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(scriptState->isolate(), "Request body is already used"));
-    if (response->hasBody() && response->bodyUsed())
+    if (response->hasBody(true) && response->bodyUsed())
         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(scriptState->isolate(), "Response body is already used"));
 
     if (request->hasBody())
         request->setBodyUsed();
-    if (response->hasBody())
+    if (response->hasBody(true))
         response->setBodyUsed();
 
     WebVector<WebServiceWorkerCache::BatchOperation> batchOperations(size_t(1));