API changes for class Use size reduction, wave 1.

Specifically, introduction of XXX::Create methods
for Users that have a potentially variable number of
Uses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49277 91177308-0d34-0410-b5e6-96231b3b80d8

lib/VMCore/Function.cpp

@@ -24,7 +24,7 @@
 using namespace llvm;
 
 BasicBlock *ilist_traits<BasicBlock>::createSentinel() {
-  BasicBlock *Ret = new BasicBlock();
+  BasicBlock *Ret = BasicBlock::Create();
   // This should not be garbage monitored.
   LeakDetector::removeGarbageObject(Ret);
   return Ret;