Fix full code generator to not use --debug-code if it is in

src/ia32/macro-assembler-ia32.cc

Index: src/ia32/macro-assembler-ia32.cc
===================================================================
--- src/ia32/macro-assembler-ia32.cc	(revision 12237)
+++ src/ia32/macro-assembler-ia32.cc	(working copy)
@@ -85,7 +85,7 @@
     SaveFPRegsMode save_fp,
     MacroAssembler::RememberedSetFinalAction and_then) {
   Label done;
-  if (FLAG_debug_code) {
+  if (emit_debug_code()) {
     Label ok;
     JumpIfNotInNewSpace(object, scratch, &ok, Label::kNear);
     int3();
@@ -317,7 +317,7 @@
     return;
   }
 
-  if (FLAG_debug_code) {
+  if (emit_debug_code()) {
     Label ok;
     cmp(value, Operand(address, 0));
     j(equal, &ok, Label::kNear);
@@ -2793,7 +2793,7 @@
   test(mask_scratch, Operand(bitmap_scratch, MemoryChunk::kHeaderSize));
   j(not_zero, &done, Label::kNear);
 
-  if (FLAG_debug_code) {
+  if (emit_debug_code()) {
     // Check for impossible bit pattern.
     Label ok;
     push(mask_scratch);
@@ -2868,7 +2868,7 @@
   and_(bitmap_scratch, Immediate(~Page::kPageAlignmentMask));
   add(Operand(bitmap_scratch, MemoryChunk::kLiveBytesOffset),
       length);
-  if (FLAG_debug_code) {
+  if (emit_debug_code()) {
     mov(length, Operand(bitmap_scratch, MemoryChunk::kLiveBytesOffset));
     cmp(length, Operand(bitmap_scratch, MemoryChunk::kSizeOffset));
     Check(less_equal, "Live Bytes Count overflow chunk size");