Revert "Make --always-opt also optimize toplevel code."

src/ia32/lithium-codegen-ia32.cc

Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index dd2f3cfda049d39fc074840d0fbd30a9e830733e..c1881b6cbb6a03711dab3d90a17ec79d17039a19 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -256,11 +256,7 @@ bool LCodeGen::GeneratePrologue() {
     Comment(";;; Allocate local context");
     bool need_write_barrier = true;
     // Argument to NewContext is the function, which is still in edi.
-    if (FLAG_harmony_scoping && info()->scope()->is_global_scope()) {
-      __ push(edi);
-      __ Push(info()->scope()->GetScopeInfo());
-      __ CallRuntime(Runtime::kNewGlobalContext, 2);
-    } else if (heap_slots <= FastNewContextStub::kMaximumSlots) {
+    if (heap_slots <= FastNewContextStub::kMaximumSlots) {
       FastNewContextStub stub(isolate(), heap_slots);
       __ CallStub(&stub);
       // Result of FastNewContextStub is always in new space.