Use enum for per thread heap enabled flag

third_party/WebKit/Source/platform/WebThreadSupportingGC.h

Index: third_party/WebKit/Source/platform/WebThreadSupportingGC.h
diff --git a/third_party/WebKit/Source/platform/WebThreadSupportingGC.h b/third_party/WebKit/Source/platform/WebThreadSupportingGC.h
index 598afe5a3d06d819fd29a02f198b40e0342469a1..f633c856b4dfa23b68443d774774e76bcd57e1e3 100644
--- a/third_party/WebKit/Source/platform/WebThreadSupportingGC.h
+++ b/third_party/WebKit/Source/platform/WebThreadSupportingGC.h
@@ -28,8 +28,8 @@ class PLATFORM_EXPORT WebThreadSupportingGC final {
     USING_FAST_MALLOC(WebThreadSupportingGC);
     WTF_MAKE_NONCOPYABLE(WebThreadSupportingGC);
 public:
-    static std::unique_ptr<WebThreadSupportingGC> create(const char* name, bool perThreadHeapEnabled = false);
-    static std::unique_ptr<WebThreadSupportingGC> createForThread(WebThread*, bool perThreadHeapEnabled = false);
+    static std::unique_ptr<WebThreadSupportingGC> create(const char* name, ThreadHeapMode);
+    static std::unique_ptr<WebThreadSupportingGC> createForThread(WebThread*, ThreadHeapMode);
     ~WebThreadSupportingGC();
 
     void postTask(const WebTraceLocation& location, std::unique_ptr<WTF::Closure> task)
@@ -77,7 +77,7 @@ public:
     }
 
 private:
-    WebThreadSupportingGC(const char* name, WebThread*, bool perThreadHeapEnabled);
+    WebThreadSupportingGC(const char* name, WebThread*, ThreadHeapMode);
 
     std::unique_ptr<GCTaskRunner> m_gcTaskRunner;
 
@@ -86,7 +86,7 @@ private:
     // existing thread via createForThread().
     WebThread* m_thread = nullptr;
     std::unique_ptr<WebThread> m_owningThread;
-    bool m_perThreadHeapEnabled;
+    ThreadHeapMode m_threadHeapMode;

[nhiroki, 2016/09/21 05:15:26]

const?

[keishi, 2016/09/21 07:06:37]

Done.

 };
 
 } // namespace blink