Adds a way to determine id of content handler that created app

mojo/shell/capability_filter_unittest.cc

Index: mojo/shell/capability_filter_unittest.cc
diff --git a/mojo/shell/capability_filter_unittest.cc b/mojo/shell/capability_filter_unittest.cc
index fda2c314d3044660ea7270d9368239f3495c38fc..8a81cb453dc61984ef536193171ccd6d2ce843cd 100644
--- a/mojo/shell/capability_filter_unittest.cc
+++ b/mojo/shell/capability_filter_unittest.cc
@@ -350,9 +350,10 @@ class CapabilityFilterTest : public testing::Test {
     URLRequestPtr request(URLRequest::New());
     request->url = String::From(url);
     application_manager_->ConnectToApplication(
-        nullptr, request.Pass(), std::string(), GURL(), GetProxy(&services),
+        nullptr, request.Pass(), std::string(), GURL(),
+        ApplicationManager::kInvalidContentHandlerID, GetProxy(&services),
         exposed_services.Pass(), filter,
-        base::MessageLoop::QuitWhenIdleClosure());
+        base::MessageLoop::QuitWhenIdleClosure(), EmptyConnectCallback());
   }
 
   void InitValidator(const std::set<std::string>& expectations) {