replace COMPILE_ASSERT with static_assert in core/rendering/

Source/core/rendering/RenderText.cpp

Index: Source/core/rendering/RenderText.cpp
diff --git a/Source/core/rendering/RenderText.cpp b/Source/core/rendering/RenderText.cpp
index ba33b034dc7e04166d001e59b69e45e42fa9bc43..1acc6fef0606a9bf48ee50c93088b17e70923477 100644
--- a/Source/core/rendering/RenderText.cpp
+++ b/Source/core/rendering/RenderText.cpp
@@ -63,7 +63,7 @@ struct SameSizeAsRenderText : public RenderObject {
     void* pointers[2];
 };
 
-COMPILE_ASSERT(sizeof(RenderText) == sizeof(SameSizeAsRenderText), RenderText_should_stay_small);
+static_assert(sizeof(RenderText) == sizeof(SameSizeAsRenderText), "RenderText should stay small");
 
 class SecureTextTimer;
 typedef HashMap<RenderText*, SecureTextTimer*> SecureTextTimerMap;