Send Allow{Database,FileSystem,IndexedDB} sync IPCs directly from worker thread

chrome/renderer/chrome_content_renderer_client.cc

Index: chrome/renderer/chrome_content_renderer_client.cc
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 912a3745b78b939b10abfc4554f6241595120b82..1cc73a607af265e7a4434235c6f80f046accefe6 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -38,6 +38,7 @@
 #include "chrome/renderer/extensions/renderer_permissions_policy_delegate.h"
 #include "chrome/renderer/extensions/resource_request_policy.h"
 #include "chrome/renderer/external_extension.h"
+#include "chrome/renderer/in_renderer_worker_permission_client_proxy.h"
 #include "chrome/renderer/loadtimes_extension_bindings.h"
 #include "chrome/renderer/media/chrome_key_systems.h"
 #include "chrome/renderer/net/net_error_helper.h"
@@ -1393,4 +1394,10 @@ bool ChromeContentRendererClient::ShouldEnableSiteIsolationPolicy() const {
   return !command_line->HasSwitch(switches::kExtensionProcess);
 }
 
+WebKit::WebWorkerPermissionClientProxy*
+ChromeContentRendererClient::CreateWorkerPermissionClientProxy(
+    WebKit::WebFrame* frame, int routing_id) {
+  return new InRendererWorkerPermissionClientProxy(frame, routing_id);
+}
+
 }  // namespace chrome