Revert "Revert "load store elimination.""

This reverts commit 8030c4100d2586fac39ed4007c61ee91d4ea4f25.

Change-Id: I79558d85484be5f5d04e4a44bea7201fece440f0
diff --git a/compiler/optimizing/register_allocator_test.cc b/compiler/optimizing/register_allocator_test.cc
index ed5419e..080f970 100644
--- a/compiler/optimizing/register_allocator_test.cc
+++ b/compiler/optimizing/register_allocator_test.cc
@@ -488,6 +488,7 @@
                                                          MemberOffset(22),
                                                          false,
                                                          kUnknownFieldIndex,
+                                                         kUnknownClassDefIndex,
                                                          graph->GetDexFile(),
                                                          dex_cache,
                                                          0);
@@ -514,6 +515,7 @@
                                               MemberOffset(42),
                                               false,
                                               kUnknownFieldIndex,
+                                              kUnknownClassDefIndex,
                                               graph->GetDexFile(),
                                               dex_cache,
                                               0);
@@ -522,6 +524,7 @@
                                             MemberOffset(42),
                                             false,
                                             kUnknownFieldIndex,
+                                            kUnknownClassDefIndex,
                                             graph->GetDexFile(),
                                             dex_cache,
                                             0);
@@ -638,6 +641,7 @@
                                              MemberOffset(42),
                                              false,
                                              kUnknownFieldIndex,
+                                             kUnknownClassDefIndex,
                                              graph->GetDexFile(),
                                              dex_cache,
                                              0);