Get rid of the Pass+Context magic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76702 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/SimplifyCFGPass.cpp b/lib/Transforms/Scalar/SimplifyCFGPass.cpp
index f6cffdd..3596ed6 100644
--- a/lib/Transforms/Scalar/SimplifyCFGPass.cpp
+++ b/lib/Transforms/Scalar/SimplifyCFGPass.cpp
@@ -58,7 +58,7 @@
 
 /// ChangeToUnreachable - Insert an unreachable instruction before the specified
 /// instruction, making it and the rest of the code in the block dead.
-static void ChangeToUnreachable(Instruction *I, LLVMContext *Context) {
+static void ChangeToUnreachable(Instruction *I, LLVMContext &Context) {
   BasicBlock *BB = I->getParent();
   // Loop over all of the successors, removing BB's entry from any PHI
   // nodes.
@@ -71,7 +71,7 @@
   BasicBlock::iterator BBI = I, BBE = BB->end();
   while (BBI != BBE) {
     if (!BBI->use_empty())
-      BBI->replaceAllUsesWith(Context->getUndef(BBI->getType()));
+      BBI->replaceAllUsesWith(Context.getUndef(BBI->getType()));
     BB->getInstList().erase(BBI++);
   }
 }
@@ -97,7 +97,7 @@
 
 static bool MarkAliveBlocks(BasicBlock *BB,
                             SmallPtrSet<BasicBlock*, 128> &Reachable,
-                            LLVMContext *Context) {
+                            LLVMContext &Context) {
   
   SmallVector<BasicBlock*, 128> Worklist;
   Worklist.push_back(BB);