Do not mark from native code. Check color and call incremental marker instead.

src/ia32/code-stubs-ia32.cc

Index: src/ia32/code-stubs-ia32.cc
diff --git a/src/ia32/code-stubs-ia32.cc b/src/ia32/code-stubs-ia32.cc
index 527800b80ede2bafb2efdc232c5b302cdc74df3d..fea7bb5e76a4c1857f8872fcd08dbc8fbfc4a15d 100644
--- a/src/ia32/code-stubs-ia32.cc
+++ b/src/ia32/code-stubs-ia32.cc
@@ -4076,11 +4076,10 @@ void RecordWriteStub::CheckNeedsToInformIncrementalMarker(
   // We need an extra register for this, so we push the object register
   // temporarily.
   __ push(regs_.object());
-  __ EnsureNotWhite(regs_.scratch0(),  // The value.
-                    regs_.scratch1(),  // Scratch.
-                    regs_.object(),  // Scratch.
-                    &need_incremental_pop_object,
-                    Label::kNear);
+  __ JumpIfWhite(regs_.scratch0(),  // The value.
+                 regs_.scratch1(),  // Scratch.
+                 regs_.object(),    // Scratch.
+                 &need_incremental_pop_object, Label::kNear);
   __ pop(regs_.object());
 
   regs_.Restore(masm);