Use ShouldEnsureSpaceForLazyDeopt more.

src/mips64/lithium-codegen-mips64.cc

Index: src/mips64/lithium-codegen-mips64.cc
diff --git a/src/mips64/lithium-codegen-mips64.cc b/src/mips64/lithium-codegen-mips64.cc
index d37e19287628e0ccf82f66de4adb19af410d5ec3..bfa6d9561c017490a6885bddb25d292730a7f896 100644
--- a/src/mips64/lithium-codegen-mips64.cc
+++ b/src/mips64/lithium-codegen-mips64.cc
@@ -772,7 +772,6 @@ void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr,
   RegisterEnvironmentForDeoptimization(environment, Safepoint::kNoLazyDeopt);
   DCHECK(environment->HasBeenRegistered());
   int id = environment->deoptimization_index();
-  DCHECK(info()->IsOptimizing() || info()->IsStub());
   Address entry =
       Deoptimizer::GetDeoptimizationEntry(isolate(), id, bailout_type);
   if (entry == NULL) {
@@ -5843,7 +5842,7 @@ void LCodeGen::EmitIsConstructCall(Register temp1, Register temp2) {
 
 
 void LCodeGen::EnsureSpaceForLazyDeopt(int space_needed) {
-  if (!info()->IsStub()) {
+  if (info()->ShouldEnsureSpaceForLazyDeopt()) {
     // Ensure that we have enough space after the previous lazy-bailout
     // instruction for patching the code here.
     int current_pc = masm()->pc_offset();