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

tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h

Index: tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h
diff --git a/tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h b/tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h
index fbd26d73677603955606ff7bffc9502d7f9b4116..a276bd569632acce1a3626ea7846feeb395a69bf 100644
--- a/tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h
+++ b/tools/clang/blink_gc_plugin/tests/base_class_must_define_virtual_trace.h
@@ -11,23 +11,23 @@ namespace blink {
 
 class PartBase {
     DISALLOW_NEW();
-    // Missing virtual trace.
+    // Missing virtual Trace.
 };
 
 class PartDerived : public PartBase {
     DISALLOW_NEW();
 public:
-    virtual void trace(Visitor*);
+    virtual void Trace(Visitor*);
 };
 
 class HeapBase : public GarbageCollected<HeapBase> {
-    // Missing virtual trace.
+    // Missing virtual Trace.
 };
 
 
 class HeapDerived : public HeapBase {
 public:
-    virtual void trace(Visitor*);
+    virtual void Trace(Visitor*);
 private:
     PartDerived m_part;
 };