Add a user id parameter to connections

mash/quick_launch/quick_launch_application.cc

Index: mash/quick_launch/quick_launch_application.cc
diff --git a/mash/quick_launch/quick_launch_application.cc b/mash/quick_launch/quick_launch_application.cc
index dc7f82a97b02981675bf8634a17e80b27e8eedcf..8753f502fd213376c47f1b0a6ececb9b40fae339 100644
--- a/mash/quick_launch/quick_launch_application.cc
+++ b/mash/quick_launch/quick_launch_application.cc
@@ -90,7 +90,8 @@ QuickLaunchApplication::~QuickLaunchApplication() {}
 
 void QuickLaunchApplication::Initialize(mojo::Shell* shell,
                                         const std::string& url,
-                                        uint32_t id) {
+                                        uint32_t id,
+                                        uint32_t user_id) {
   tracing_.Initialize(shell, url);
 
   aura_init_.reset(new views::AuraInit(shell, "views_mus_resources.pak"));