Fix template angle bracket syntax in platform

Source/platform/JSONValues.h

Index: Source/platform/JSONValues.h
diff --git a/Source/platform/JSONValues.h b/Source/platform/JSONValues.h
index 67864a5e12feec2c6ade04d5fc0e5aa31f831dd8..e57d08a60b8bb7c6c14422b2f7c353a140060cb8 100644
--- a/Source/platform/JSONValues.h
+++ b/Source/platform/JSONValues.h
@@ -161,7 +161,7 @@ private:
 
 class PLATFORM_EXPORT JSONObjectBase : public JSONValue {
 private:
-    typedef HashMap<String, RefPtr<JSONValue> > Dictionary;
+    typedef HashMap<String, RefPtr<JSONValue>> Dictionary;
 
 public:
     typedef Dictionary::iterator iterator;
@@ -253,8 +253,8 @@ public:
 
 class PLATFORM_EXPORT JSONArrayBase : public JSONValue {
 public:
-    typedef Vector<RefPtr<JSONValue> >::iterator iterator;
-    typedef Vector<RefPtr<JSONValue> >::const_iterator const_iterator;
+    typedef Vector<RefPtr<JSONValue>>::iterator iterator;
+    typedef Vector<RefPtr<JSONValue>>::const_iterator const_iterator;
 
     virtual PassRefPtr<JSONArray> asArray() override;
 
@@ -288,7 +288,7 @@ protected:
     JSONArrayBase();
 
 private:
-    Vector<RefPtr<JSONValue> > m_data;
+    Vector<RefPtr<JSONValue>> m_data;
 };
 
 class PLATFORM_EXPORT JSONArray : public JSONArrayBase {