Standardize accesses to the TargetInfo in IR-gen.

Patch by Stephen Lin!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179638 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBlocks.cpp b/lib/CodeGen/CGBlocks.cpp
index ab97931..f49198a 100644
--- a/lib/CodeGen/CGBlocks.cpp
+++ b/lib/CodeGen/CGBlocks.cpp
@@ -2082,7 +2082,8 @@
 
   bool Packed = false;
   CharUnits Align = getContext().getDeclAlign(D);
-  if (Align > getContext().toCharUnitsFromBits(Target.getPointerAlign(0))) {
+  if (Align >
+      getContext().toCharUnitsFromBits(getTarget().getPointerAlign(0))) {
     // We have to insert padding.
     
     // The struct above has 2 32-bit integers.