Use a different map to distinguish eval contexts

src/crankshaft/mips64/lithium-codegen-mips64.cc

Index: src/crankshaft/mips64/lithium-codegen-mips64.cc
diff --git a/src/crankshaft/mips64/lithium-codegen-mips64.cc b/src/crankshaft/mips64/lithium-codegen-mips64.cc
index c8383d1efdfec9c8b2ed703beef45dc29b5bf02b..b493349341f7288633c28904b893d864042e4f01 100644
--- a/src/crankshaft/mips64/lithium-codegen-mips64.cc
+++ b/src/crankshaft/mips64/lithium-codegen-mips64.cc
@@ -178,8 +178,9 @@ void LCodeGen::DoPrologue(LPrologue* instr) {
       __ CallRuntime(Runtime::kNewScriptContext);
       deopt_mode = Safepoint::kLazyDeopt;
     } else {
-      if (slots <= FastNewFunctionContextStub::kMaximumSlots) {
-        FastNewFunctionContextStub stub(isolate());
+      if (slots <= FastNewFunctionContextStub::MaximumSlots()) {
+        FastNewFunctionContextStub stub(isolate(),
+                                        info()->scope()->scope_type());
         __ li(FastNewFunctionContextDescriptor::SlotsRegister(),
               Operand(slots));
         __ CallStub(&stub);
@@ -187,6 +188,7 @@ void LCodeGen::DoPrologue(LPrologue* instr) {
         need_write_barrier = false;
       } else {
         __ push(a1);
+        __ Push(Smi::FromInt(info()->scope()->scope_type()));
         __ CallRuntime(Runtime::kNewFunctionContext);
       }
     }