PPC: Call RecordWriteIntoCode when storing the target object in the reloc info.

Port 44ec23ac

R=hpayer@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=chromium:561449
LOG=n

Review URL: https://codereview.chromium.org/1669463002

Cr-Commit-Position: refs/heads/master@{#33710}

src/ppc/assembler-ppc-inl.h

@@ -202,8 +202,8 @@ void RelocInfo::set_target_object(Object* target,
                                    icache_flush_mode);
   if (write_barrier_mode == UPDATE_WRITE_BARRIER && host() != NULL &&
       target->IsHeapObject()) {
-    host()->GetHeap()->incremental_marking()->RecordWrite(
-        host(), &Memory::Object_at(pc_), HeapObject::cast(target));
+    host()->GetHeap()->incremental_marking()->RecordWriteIntoCode(
+        host(), this, HeapObject::cast(target));
   }
 }