moved to https://codereview.chromium.org/399543002/

Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp

Index: Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp
diff --git a/Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp b/Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp
index 9551b55a49d8117937d37bb59e7ebb39969954df..6e2878a19f8818b205861ba3366e38073dd9b905 100644
--- a/Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp
+++ b/Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp
@@ -33,7 +33,9 @@
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8ThrowException.h"
+#include "core/fetch/ResourceLoaderOptions.h"
 #include "core/inspector/ScriptCallStack.h"
+#include "core/loader/ThreadableLoader.h"
 #include "core/workers/WorkerClients.h"
 #include "core/workers/WorkerThreadStartupData.h"
 #include "modules/CachePolyfill.h"
@@ -88,18 +90,50 @@ String ServiceWorkerGlobalScope::scope(ExecutionContext* context)
 
 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, Request* request)
 {
-    OwnPtr<ResourceRequest> resourceRequest(request->createResourceRequest());
-    return m_fetchManager->fetch(scriptState, resourceRequest.release());
+    TrackExceptionState exceptionState;
+    // Let r be the associated request of the result of invoking the initial
+    // value of Request as constructor with input and init as arguments. If this
+    // throws an exception, reject p with it.
+    RefPtr<Request> r = Request::create(this, request, exceptionState);
+    if (exceptionState.hadException())
+        return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
+    return m_fetchManager->fetch(scriptState, r->request());
+}
+
+ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, Request* request, const Dictionary& requestInit)
+{
+    TrackExceptionState exceptionState;
+    // Let r be the associated request of the result of invoking the initial
+    // value of Request as constructor with input and init as arguments. If this
+    // throws an exception, reject p with it.
+    RefPtr<Request> r = Request::create(this, request, requestInit, exceptionState);
+    if (exceptionState.hadException())
+        return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
+    return m_fetchManager->fetch(scriptState, r->request());
 }
 
 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const String& urlstring)
 {
-    KURL url = completeURL(urlstring);
-    if (!url.isValid())
-        return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError("Invalid URL", scriptState->isolate()));
-    OwnPtr<ResourceRequest> resourceRequest = adoptPtr(new ResourceRequest(url));
-    resourceRequest->setHTTPMethod("GET");
-    return m_fetchManager->fetch(scriptState, resourceRequest.release());
+    TrackExceptionState exceptionState;
+    // Let r be the associated request of the result of invoking the initial
+    // value of Request as constructor with input and init as arguments. If this
+    // throws an exception, reject p with it.
+    RefPtr<Request> r = Request::create(this, urlstring, exceptionState);
+    if (exceptionState.hadException())
+        return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
+    return m_fetchManager->fetch(scriptState, r->request());
+}
+
+ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const String& urlstring, const Dictionary& requestInit)
+{
+    TrackExceptionState exceptionState;
+    // Let r be the associated request of the result of invoking the initial
+    // value of Request as constructor with input and init as arguments. If this
+    // throws an exception, reject p with it.
+    RefPtr<Request> r = Request::create(this, urlstring, requestInit, exceptionState);
+    if (exceptionState.hadException())
+        return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
+    return m_fetchManager->fetch(scriptState, r->request());
 }
 
 PassRefPtr<ServiceWorkerClients> ServiceWorkerGlobalScope::clients()