Ship ES6 Math functions.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index e13a90a89515d5ec03b0644b63d27fe669820320..f040d07414fef161c74cb7bc87721bcefd490e62 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -7015,27 +7015,28 @@ class Script: public Struct {
 //
 // Installation of ids for the selected builtin functions is handled
 // by the bootstrapper.
-#define FUNCTIONS_WITH_ID_LIST(V)                     \
-  V(Array.prototype, indexOf, ArrayIndexOf)           \
-  V(Array.prototype, lastIndexOf, ArrayLastIndexOf)   \
-  V(Array.prototype, push, ArrayPush)                 \
-  V(Array.prototype, pop, ArrayPop)                   \
-  V(Array.prototype, shift, ArrayShift)               \
-  V(Function.prototype, apply, FunctionApply)         \
-  V(String.prototype, charCodeAt, StringCharCodeAt)   \
-  V(String.prototype, charAt, StringCharAt)           \
-  V(String, fromCharCode, StringFromCharCode)         \
-  V(Math, floor, MathFloor)                           \
-  V(Math, round, MathRound)                           \
-  V(Math, ceil, MathCeil)                             \
-  V(Math, abs, MathAbs)                               \
-  V(Math, log, MathLog)                               \
-  V(Math, exp, MathExp)                               \
-  V(Math, sqrt, MathSqrt)                             \
-  V(Math, pow, MathPow)                               \
-  V(Math, max, MathMax)                               \
-  V(Math, min, MathMin)                               \
-  V(Math, imul, MathImul)
+#define FUNCTIONS_WITH_ID_LIST(V)                   \
+  V(Array.prototype, indexOf, ArrayIndexOf)         \
+  V(Array.prototype, lastIndexOf, ArrayLastIndexOf) \
+  V(Array.prototype, push, ArrayPush)               \
+  V(Array.prototype, pop, ArrayPop)                 \
+  V(Array.prototype, shift, ArrayShift)             \
+  V(Function.prototype, apply, FunctionApply)       \
+  V(String.prototype, charCodeAt, StringCharCodeAt) \
+  V(String.prototype, charAt, StringCharAt)         \
+  V(String, fromCharCode, StringFromCharCode)       \
+  V(Math, floor, MathFloor)                         \
+  V(Math, round, MathRound)                         \
+  V(Math, ceil, MathCeil)                           \
+  V(Math, abs, MathAbs)                             \
+  V(Math, log, MathLog)                             \
+  V(Math, exp, MathExp)                             \
+  V(Math, sqrt, MathSqrt)                           \
+  V(Math, pow, MathPow)                             \
+  V(Math, max, MathMax)                             \
+  V(Math, min, MathMin)                             \
+  V(Math, imul, MathImul)                           \
+  V(Math, clz32, MathClz32)
 
 enum BuiltinFunctionId {
   kArrayCode,
@@ -7045,9 +7046,7 @@ enum BuiltinFunctionId {
 #undef DECLARE_FUNCTION_ID
   // Fake id for a special case of Math.pow. Note, it continues the
   // list of math functions.
-  kMathPowHalf,
-  // Installed only on --harmony-maths.
-  kMathClz32
+  kMathPowHalf
 };