[WIP] do something :-)

Source/platform/text/BidiContext.cpp

Index: Source/platform/text/BidiContext.cpp
diff --git a/Source/platform/text/BidiContext.cpp b/Source/platform/text/BidiContext.cpp
index 4572872004ea1b49dca23988831d41f85c947a60..455856c9aa1fbecdfd399af46273096bdf41bd9b 100644
--- a/Source/platform/text/BidiContext.cpp
+++ b/Source/platform/text/BidiContext.cpp
@@ -22,6 +22,7 @@
 #include "config.h"
 #include "platform/text/BidiContext.h"
 
+#include "wtf/SizeAssertions.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/Vector.h"
 
@@ -29,12 +30,7 @@ namespace blink {
 
 using namespace WTF::Unicode;
 
-struct SameSizeAsBidiContext : public RefCounted<SameSizeAsBidiContext> {
-    uint32_t bitfields : 16;
-    void* parent;
-};
-
-static_assert(sizeof(BidiContext) == sizeof(SameSizeAsBidiContext), "BidiContext should stay small");
+ASSERT_SIZE(BidiContext, 12, 16);
 
 inline PassRefPtr<BidiContext> BidiContext::createUncached(unsigned char level, Direction direction, bool override, BidiEmbeddingSource source, BidiContext* parent)
 {