ARM: Allow function inlining with context change.

src/arm/lithium-codegen-arm.cc

Index: src/arm/lithium-codegen-arm.cc
diff --git a/src/arm/lithium-codegen-arm.cc b/src/arm/lithium-codegen-arm.cc
index e7734c19296f2143f45ac2a83352a4d1e7e49928..76c2ca779abfaae3179af89637586bd0c4beb60d 100644
--- a/src/arm/lithium-codegen-arm.cc
+++ b/src/arm/lithium-codegen-arm.cc
@@ -766,6 +766,10 @@ void LCodeGen::LoadContextFromDeferred(LOperand* context) {
     __ Move(cp, ToRegister(context));
   } else if (context->IsStackSlot()) {
     __ ldr(cp, ToMemOperand(context));
+  } else if (context->IsConstantOperand()) {
+    HConstant* constant =
+        chunk_->LookupConstant(LConstantOperand::cast(context));
+    __ LoadObject(cp, Handle<Object>::cast(constant->handle(isolate())));
   } else {
     UNREACHABLE();
   }