PaymentApp: Implement PaymentAppManager.setManifest().

content/browser/service_worker/service_worker_context_wrapper.cc

Index: content/browser/service_worker/service_worker_context_wrapper.cc
diff --git a/content/browser/service_worker/service_worker_context_wrapper.cc b/content/browser/service_worker/service_worker_context_wrapper.cc
index 686e5ea57d812ca1b2461f4a348a9b5a95ed8a02..0aeb9ed2429b6dd5fa65679b9a479ce4a106d184 100644
--- a/content/browser/service_worker/service_worker_context_wrapper.cc
+++ b/content/browser/service_worker/service_worker_context_wrapper.cc
@@ -681,6 +681,20 @@ void ServiceWorkerContextWrapper::FindReadyRegistrationForDocument(
                  this, callback));
 }
 
+void ServiceWorkerContextWrapper::FindReadyRegistrationForPattern(
+    const GURL& scope,
+    const FindRegistrationCallback& callback) {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  if (!context_core_) {
+    RunSoon(base::Bind(callback, SERVICE_WORKER_ERROR_ABORT, nullptr));
+    return;
+  }
+  context_core_->storage()->FindRegistrationForPattern(
+      net::SimplifyUrlForRequest(scope),
+      base::Bind(&ServiceWorkerContextWrapper::DidFindRegistrationForFindReady,
+                 this, callback));
+}
+
 void ServiceWorkerContextWrapper::FindReadyRegistrationForId(
     int64_t registration_id,
     const GURL& origin,