Move kMaxRegularHeapObjectSize into globals

src/x64/code-stubs-x64.cc

Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index 4b5165a0be59e58bf275247e755578e2676b2510..806ec7e6039310e6d3d11cc39f7fa85d4ee56fa5 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -4308,7 +4308,7 @@ void FastNewRestParameterStub::Generate(MacroAssembler* masm) {
     // Fall back to %AllocateInNewSpace (if not too big).
     Label too_big_for_new_space;
     __ bind(&allocate);
-    __ cmpl(rcx, Immediate(Page::kMaxRegularHeapObjectSize));
+    __ cmpl(rcx, Immediate(kMaxRegularHeapObjectSize));
     __ j(greater, &too_big_for_new_space);
     {
       FrameScope scope(masm, StackFrame::INTERNAL);
@@ -4671,7 +4671,7 @@ void FastNewStrictArgumentsStub::Generate(MacroAssembler* masm) {
   // Fall back to %AllocateInNewSpace (if not too big).
   Label too_big_for_new_space;
   __ bind(&allocate);
-  __ cmpl(rcx, Immediate(Page::kMaxRegularHeapObjectSize));
+  __ cmpl(rcx, Immediate(kMaxRegularHeapObjectSize));
   __ j(greater, &too_big_for_new_space);
   {
     FrameScope scope(masm, StackFrame::INTERNAL);