Use the container form llvm::sort(C, ...)

There are a few leftovers in rL343163 which span two lines. This commit
changes these llvm::sort(C.begin(), C.end, ...) to llvm::sort(C, ...)

llvm-svn: 343426
diff --git a/llvm/utils/TableGen/CodeGenSchedule.cpp b/llvm/utils/TableGen/CodeGenSchedule.cpp
index 57b5910..881f1a8 100644
--- a/llvm/utils/TableGen/CodeGenSchedule.cpp
+++ b/llvm/utils/TableGen/CodeGenSchedule.cpp
@@ -1868,12 +1868,9 @@
   }
   // Finalize each ProcModel by sorting the record arrays.
   for (CodeGenProcModel &PM : ProcModels) {
-    llvm::sort(PM.WriteResDefs.begin(), PM.WriteResDefs.end(),
-               LessRecord());
-    llvm::sort(PM.ReadAdvanceDefs.begin(), PM.ReadAdvanceDefs.end(),
-               LessRecord());
-    llvm::sort(PM.ProcResourceDefs.begin(), PM.ProcResourceDefs.end(),
-               LessRecord());
+    llvm::sort(PM.WriteResDefs, LessRecord());
+    llvm::sort(PM.ReadAdvanceDefs, LessRecord());
+    llvm::sort(PM.ProcResourceDefs, LessRecord());
     LLVM_DEBUG(
         PM.dump();
         dbgs() << "WriteResDefs: "; for (RecIter RI = PM.WriteResDefs.begin(),