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

tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h

Index: tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h
diff --git a/tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h b/tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h
index 133f0061b5d9f7a5b41c77f0138462a567d56dbb..6c3a0aa40eb486b0927277351f44f77b6b11aa08 100644
--- a/tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h
+++ b/tools/clang/blink_gc_plugin/tests/class_multiple_trace_bases.h
@@ -11,27 +11,27 @@ namespace blink {
 
 class Base : public GarbageCollected<Base> {
 public:
-    virtual void trace(Visitor*);
+    virtual void Trace(Visitor*);
 };
 
 class Mixin1 : public GarbageCollectedMixin {
 public:
-    void trace(Visitor*);
+    void Trace(Visitor*);
 };
 
 class Mixin2 : public GarbageCollectedMixin {
 public:
-    void trace(Visitor*);
+    void Trace(Visitor*);
 };
 
 class Derived1 : public Base, public Mixin1 {
     USING_GARBAGE_COLLECTED_MIXIN(Derived1);
-    // Requires trace method.
+    // Requires Trace method.
 };
 
 class Derived2 : public Base, public Mixin1, public Mixin2 {
     USING_GARBAGE_COLLECTED_MIXIN(Derived2);
-    void trace(Visitor*) override;
+    void Trace(Visitor*) override;
 };
 
 }