Move Service Worker %2f path validation logic from browser into Blink (1)

content/child/service_worker/web_service_worker_provider_impl.cc

Index: content/child/service_worker/web_service_worker_provider_impl.cc
diff --git a/content/child/service_worker/web_service_worker_provider_impl.cc b/content/child/service_worker/web_service_worker_provider_impl.cc
index 154dfe0281aae8a717387ef8bd2dd79bc7e73ee0..e43fd15962b2ecb9d6d0533f4deb6b86d1e2da5e 100644
--- a/content/child/service_worker/web_service_worker_provider_impl.cc
+++ b/content/child/service_worker/web_service_worker_provider_impl.cc
@@ -9,6 +9,7 @@
 #include "content/child/service_worker/service_worker_provider_context.h"
 #include "content/child/service_worker/web_service_worker_impl.h"
 #include "content/child/thread_safe_sender.h"
+#include "content/common/service_worker/service_worker_utils.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerProviderClient.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 
@@ -76,6 +77,13 @@ void WebServiceWorkerProviderImpl::getRegistrationForReady(
   GetDispatcher()->GetRegistrationForReady(context_->provider_id(), callbacks);
 }
 
+bool WebServiceWorkerProviderImpl::validateScopeAndScriptURL(
+    const blink::WebURL& scope,
+    const blink::WebURL& script_url) {
+  return !ServiceWorkerUtils::ContainsDisallowedCharacter(scope, script_url,
+                                                          nullptr);

[nhiroki, 2015/07/29 09:09:37]

How about returning an error message provided by ContainsDC()? If we return it,
we don't have to compose a similar error message in SWContainer.

+}
+
 int WebServiceWorkerProviderImpl::provider_id() const {
   return context_->provider_id();
 }