rename TargetInstrDescriptor -> TargetInstrDesc.
Make MachineInstr::getDesc return a reference instead
of a pointer, since it can never be null.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45695 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/DwarfWriter.cpp b/lib/CodeGen/DwarfWriter.cpp
index 0fb7176..c1091e9 100644
--- a/lib/CodeGen/DwarfWriter.cpp
+++ b/lib/CodeGen/DwarfWriter.cpp
@@ -3153,7 +3153,7 @@
       for (MachineBasicBlock::const_iterator MI = I->begin(), E = I->end();
            MI != E; ++MI) {
         if (MI->getOpcode() != TargetInstrInfo::LABEL) {
-          SawPotentiallyThrowing |= MI->getDesc()->isCall();
+          SawPotentiallyThrowing |= MI->getDesc().isCall();
           continue;
         }