Make analyzeBranch family of instruction names consistent

analyzeBranch was renamed to use lowercase first, rename
the related set to match.

llvm-svn: 281506
diff --git a/llvm/lib/CodeGen/EarlyIfConversion.cpp b/llvm/lib/CodeGen/EarlyIfConversion.cpp
index 8c96124..b1a31b1 100644
--- a/llvm/lib/CodeGen/EarlyIfConversion.cpp
+++ b/llvm/lib/CodeGen/EarlyIfConversion.cpp
@@ -574,7 +574,7 @@
     // We need a branch to Tail, let code placement work it out later.
     DEBUG(dbgs() << "Converting to unconditional branch.\n");
     SmallVector<MachineOperand, 0> EmptyCond;
-    TII->InsertBranch(*Head, Tail, nullptr, EmptyCond, HeadDL);
+    TII->insertBranch(*Head, Tail, nullptr, EmptyCond, HeadDL);
     Head->addSuccessor(Tail);
   }
   DEBUG(dbgs() << *Head);