Fix template angle bracket syntax in platform

Source/platform/Length.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller ( mueller@kde.org )
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 141 matching lines @@
             // Force the CalculationValue destructor early to avoid a potential recursive call inside HashMap remove().
             m_map.set(index, nullptr);
             m_map.remove(index);
         } else {
             value->deref();
         }
     }
 
 private:
     int m_index;
-    HashMap<int, RefPtr<CalculationValue> > m_map;
+    HashMap<int, RefPtr<CalculationValue>> m_map;
 };
 
 static CalculationValueHandleMap& calcHandles()
 {
     DEFINE_STATIC_LOCAL(CalculationValueHandleMap, handleMap, ());
     return handleMap;
 }
 
 Length::Length(PassRefPtr<CalculationValue> calc)
     : m_quirk(false)
@@ skipping 73 matching lines @@
     return isCalculated() && (&calculationValue() == &o.calculationValue() || calculationValue() == o.calculationValue());
 }
 
 struct SameSizeAsLength {
     int32_t value;
     int32_t metaData;
 };
 static_assert(sizeof(Length) == sizeof(SameSizeAsLength), "length should stay small");
 
 } // namespace blink