Revert 157524 "Get rid of fastMallocGoodSize() and replace it wi..."

trunk/Source/wtf/FastMalloc.h

Index: trunk/Source/wtf/FastMalloc.h
===================================================================
--- trunk/Source/wtf/FastMalloc.h	(revision 157524)
+++ trunk/Source/wtf/FastMalloc.h	(working copy)
@@ -32,6 +32,7 @@
     WTF_EXPORT void* fastCalloc(size_t numElements, size_t elementSize);
     WTF_EXPORT void* fastRealloc(void*, size_t);
     WTF_EXPORT char* fastStrDup(const char*);
+    WTF_EXPORT size_t fastMallocGoodSize(size_t);
 
     WTF_EXPORT void fastFree(void*);
 
@@ -58,6 +59,7 @@
 using WTF::fastCalloc;
 using WTF::fastFree;
 using WTF::fastMalloc;
+using WTF::fastMallocGoodSize;
 using WTF::fastRealloc;
 using WTF::fastStrDup;
 using WTF::fastZeroedMalloc;