Add use-chromium-style-naming option to Blink GC plugin.

tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp

Index: tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp
diff --git a/tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp b/tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp
index 149d95ee3dda8e093475326440b280126ff1e79f..ca5504318450d6bd94db5e9482168e21e5a389c3 100644
--- a/tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp
+++ b/tools/clang/blink_gc_plugin/tests/delayed_parsing.cpp
@@ -7,14 +7,14 @@
 namespace blink {
 
 struct HeapObject : public GarbageCollected<HeapObject> {
-    void trace(Visitor*) { }
+    void Trace(Visitor*) { }
 };
 
 template<typename T>
 class TemplateBase
     : public GarbageCollected<TemplateBase<T> > {
 public:
-    void trace(Visitor* visitor) { visitor->trace(m_obj); }
+    void Trace(Visitor* visitor) { visitor->Trace(m_obj); }
 private:
     Member<HeapObject> m_obj;
 };