arc: Use GET_INTERFACE_FOR_METHOD macro

components/arc/crash_collector/arc_crash_collector_bridge.cc

Index: components/arc/crash_collector/arc_crash_collector_bridge.cc
diff --git a/components/arc/crash_collector/arc_crash_collector_bridge.cc b/components/arc/crash_collector/arc_crash_collector_bridge.cc
index 9780b559a3a9d3609a2b4f6077598b82cfb2ab9a..8b0875b7685993cdf7861970a11a8bd0f81f8f1d 100644
--- a/components/arc/crash_collector/arc_crash_collector_bridge.cc
+++ b/components/arc/crash_collector/arc_crash_collector_bridge.cc
@@ -65,7 +65,7 @@ void ArcCrashCollectorBridge::OnInstanceReady() {
   mojom::CrashCollectorHostPtr host_ptr;
   binding_.Bind(mojo::MakeRequest(&host_ptr));
   auto* instance =
-      arc_bridge_service()->crash_collector()->GetInstanceForMethod("Init");
+      GET_INSTANCE_FOR_METHOD(arc_bridge_service()->crash_collector(), Init);
   DCHECK(instance);
   instance->Init(std::move(host_ptr));
 }