Rename DeleteBlockIfDead to DeleteDeadBlock and make it 
unconditionally delete the block.  All likely clients will
do the checking anyway.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60464 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index 7077436..f4faeb3 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1681,7 +1681,7 @@
   // as a predecessor.  These are unreachable.
   if (pred_begin(BB) == pred_end(BB) || BB->getSinglePredecessor() == BB) {
     DOUT << "Removing BB: \n" << *BB;
-    DeleteBlockIfDead(BB);
+    DeleteDeadBlock(BB);
     return true;
   }