Enable stub generation using Hydrogen/Lithium (again)

src/x64/macro-assembler-x64.cc

Index: src/x64/macro-assembler-x64.cc
diff --git a/src/x64/macro-assembler-x64.cc b/src/x64/macro-assembler-x64.cc
index 962c2e8b45e0067e6b81c9601ca2d64b5c1fa5a8..649fd5515d6ad522b7ffb101971537cd57cdaaca 100644
--- a/src/x64/macro-assembler-x64.cc
+++ b/src/x64/macro-assembler-x64.cc
@@ -3407,7 +3407,7 @@ void MacroAssembler::EnterExitFrameEpilogue(int arg_stack_space,
         arg_stack_space * kPointerSize;
     subq(rsp, Immediate(space));
     int offset = -2 * kPointerSize;
-    for (int i = 0; i < XMMRegister::kNumAllocatableRegisters; i++) {
+    for (int i = 0; i < XMMRegister::NumAllocatableRegisters(); i++) {
       XMMRegister reg = XMMRegister::FromAllocationIndex(i);
       movsd(Operand(rbp, offset - ((i + 1) * kDoubleSize)), reg);
     }
@@ -3451,7 +3451,7 @@ void MacroAssembler::LeaveExitFrame(bool save_doubles) {
   // r15 : argv
   if (save_doubles) {
     int offset = -2 * kPointerSize;
-    for (int i = 0; i < XMMRegister::kNumAllocatableRegisters; i++) {
+    for (int i = 0; i < XMMRegister::NumAllocatableRegisters(); i++) {
       XMMRegister reg = XMMRegister::FromAllocationIndex(i);
       movsd(reg, Operand(rbp, offset - ((i + 1) * kDoubleSize)));
     }