Revert "Revert "Use dex cache from compilation unit in RTP.""

The exposed issue has been fixed by
    https://android-review.googlesource.com/215877

Bug:28210356

This reverts commit 34d9b04d8d0006967486c0ad1b221e7b632652af.

Change-Id: I5288c923e45d9ef3190dabb89738350a1212a60d
diff --git a/compiler/optimizing/ssa_builder.cc b/compiler/optimizing/ssa_builder.cc
index 2fe2f20..b0682a9 100644
--- a/compiler/optimizing/ssa_builder.cc
+++ b/compiler/optimizing/ssa_builder.cc
@@ -509,7 +509,7 @@
 
   // 4) Compute type of reference type instructions. The pass assumes that
   // NullConstant has been fixed up.
-  ReferenceTypePropagation(graph_, handles_, /* is_first_run */ true).Run();
+  ReferenceTypePropagation(graph_, dex_cache_, handles_, /* is_first_run */ true).Run();
 
   // 5) HInstructionBuilder duplicated ArrayGet instructions with ambiguous type
   // (int/float or long/double) and marked ArraySets with ambiguous input type.