Progress towards making Zones independent of Isolates and Threads.

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 ca093ec6512e6d0b4337d91efc8725270cb06286..7966e19fe35e1143a5812c57f9cb5204d0b653fb 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -536,7 +536,8 @@ void LCodeGen::RegisterEnvironmentForDeoptimization(
         ++jsframe_count;
       }
     }
-    Translation translation(&translations_, frame_count, jsframe_count);
+    Translation translation(&translations_, frame_count, jsframe_count,
+                            zone());
     WriteTranslation(environment, &translation);
     int deoptimization_index = deoptimizations_.length();
     int pc_offset = masm()->pc_offset();
@@ -683,7 +684,7 @@ void LCodeGen::RecordSafepoint(
   for (int i = 0; i < operands->length(); i++) {
     LOperand* pointer = operands->at(i);
     if (pointer->IsStackSlot()) {
-      safepoint.DefinePointerSlot(pointer->index());
+      safepoint.DefinePointerSlot(pointer->index(), zone());
     } else if (pointer->IsRegister() && (kind & Safepoint::kWithRegisters)) {
       safepoint.DefinePointerRegister(ToRegister(pointer));
     }