Move kMaxRegularHeapObjectSize into globals

src/crankshaft/x64/lithium-codegen-x64.cc

Index: src/crankshaft/x64/lithium-codegen-x64.cc
diff --git a/src/crankshaft/x64/lithium-codegen-x64.cc b/src/crankshaft/x64/lithium-codegen-x64.cc
index fd0dbbb5553116cc1eb41adac1fdf884cd04e08b..610038eff80db6ee3307f2a8cabd48f551b8e44a 100644
--- a/src/crankshaft/x64/lithium-codegen-x64.cc
+++ b/src/crankshaft/x64/lithium-codegen-x64.cc
@@ -5105,7 +5105,7 @@ void LCodeGen::DoAllocate(LAllocate* instr) {
 
   if (instr->size()->IsConstantOperand()) {
     int32_t size = ToInteger32(LConstantOperand::cast(instr->size()));
-    CHECK(size <= Page::kMaxRegularHeapObjectSize);
+    CHECK(size <= kMaxRegularHeapObjectSize);
     __ Allocate(size, result, temp, no_reg, deferred->entry(), flags);
   } else {
     Register size = ToRegister(instr->size());
@@ -5148,7 +5148,7 @@ void LCodeGen::DoFastAllocate(LFastAllocate* instr) {
   }
   if (instr->size()->IsConstantOperand()) {
     int32_t size = ToInteger32(LConstantOperand::cast(instr->size()));
-    CHECK(size <= Page::kMaxRegularHeapObjectSize);
+    CHECK(size <= kMaxRegularHeapObjectSize);
     __ FastAllocate(size, result, temp, flags);
   } else {
     Register size = ToRegister(instr->size());