build fix for 15025

R=yangguo@chromium.org
BUG=

Review URL: https://codereview.chromium.org/16561011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15026 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/api.cc

@@ -4309,7 +4309,7 @@ template<> struct OneByteMask<4> {
   static const uint32_t value = 0xFF00FF00;
 };
 template<> struct OneByteMask<8> {
-  static const uint64_t value = 0xFF00FF00FF00FF00;
+  static const uint64_t value = V8_2PART_UINT64_C(0xFF00FF00, FF00FF00);
 };
 static const uintptr_t kOneByteMask = OneByteMask<sizeof(uintptr_t)>::value;
 static const uintptr_t kAlignmentMask = sizeof(uintptr_t) - 1;