[fullcodegen] Lift restriction on --debug-code flag.

src/full-codegen/arm/full-codegen-arm.cc

Index: src/full-codegen/arm/full-codegen-arm.cc
diff --git a/src/full-codegen/arm/full-codegen-arm.cc b/src/full-codegen/arm/full-codegen-arm.cc
index b830fb8fe0872a553a18c3d5cef29a1286a73b08..302db0ed8dc16ef07f8e5d1f432491e77ebc6ce8 100644
--- a/src/full-codegen/arm/full-codegen-arm.cc
+++ b/src/full-codegen/arm/full-codegen-arm.cc
@@ -772,7 +772,7 @@ void FullCodeGenerator::EmitDebugCheckDeclarationContext(Variable* variable) {
   // The variable in the declaration always resides in the current function
   // context.
   DCHECK_EQ(0, scope()->ContextChainLength(variable->scope()));
-  if (generate_debug_code_) {
+  if (FLAG_debug_code) {
     // Check that we're not inside a with or catch context.
     __ ldr(r1, FieldMemOperand(cp, HeapObject::kMapOffset));
     __ CompareRoot(r1, Heap::kWithContextMapRootIndex);
@@ -2458,7 +2458,7 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var, Token::Value op,
       // mode.
       DCHECK((var->IsStackAllocated() || var->IsContextSlot()));
       MemOperand location = VarOperand(var, r1);
-      if (generate_debug_code_ && var->mode() == LET && op == Token::INIT) {
+      if (FLAG_debug_code && var->mode() == LET && op == Token::INIT) {
         // Check for an uninitialized let binding.
         __ ldr(r2, location);
         __ CompareRoot(r2, Heap::kTheHoleValueRootIndex);