Experiment: Release static Oilpan heap singletons prior to LSan leak detection.

third_party/WebKit/Source/core/style/ComputedStyle.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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 60 matching lines @@
 #include "platform/geometry/FloatRoundedRect.h"
 #include "platform/geometry/LayoutRectOutsets.h"
 #include "platform/graphics/Color.h"
 #include "platform/graphics/GraphicsTypes.h"
 #include "platform/scroll/ScrollableArea.h"
 #include "platform/text/TextDirection.h"
 #include "platform/text/TextRun.h"
 #include "platform/text/UnicodeBidi.h"
 #include "platform/transforms/TransformOperations.h"
 #include "wtf/Forward.h"
+#include "wtf/LeakAnnotations.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/Vector.h"
 
 template<typename T, typename U> inline bool compareEqual(const T& t, const U& u) { return t == static_cast<T>(u); }
 
 #define SET_VAR(group, variable, value) \
     if (!compareEqual(group->variable, value)) \
         group.access()->variable = value
@@ skipping 253 matching lines @@
 
     enum InitialStyleTag {
         InitialStyle
     };
     ALWAYS_INLINE explicit ComputedStyle(InitialStyleTag);
     ALWAYS_INLINE ComputedStyle(const ComputedStyle&);
 
     static PassRefPtr<ComputedStyle> createInitialStyle();
     static inline ComputedStyle* initialStyle()
     {
+        WTF_ANNOTATE_SCOPED_MEMORY_LEAK;
         DEFINE_STATIC_REF(ComputedStyle, s_initialStyle, (ComputedStyle::createInitialStyle()));
         return s_initialStyle;
     }
 
 public:
     static PassRefPtr<ComputedStyle> create();
     static PassRefPtr<ComputedStyle> createAnonymousStyleWithDisplay(const ComputedStyle& parentStyle, EDisplay);
     static PassRefPtr<ComputedStyle> clone(const ComputedStyle&);
 
     // Computes how the style change should be propagated down the tree.
@@ skipping 1639 matching lines @@
 }
 
 inline bool ComputedStyle::hasPseudoElementStyle() const
 {
     return noninherited_flags.pseudoBits & PSEUDO_ELEMENT_MASK;
 }
 
 } // namespace blink
 
 #endif // ComputedStyle_h