[ms-inline asm] Rename GenerateAsmString to generateAsmString to conform with
coding standards.  Also, add stub for MSAsmStmt class as part of unifying 
codegen logic for AsmStmts.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162696 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGStmt.cpp b/lib/CodeGen/CGStmt.cpp
index 4d3b485..747dd54 100644
--- a/lib/CodeGen/CGStmt.cpp
+++ b/lib/CodeGen/CGStmt.cpp
@@ -1397,7 +1397,7 @@
 
 void CodeGenFunction::EmitGCCAsmStmt(const GCCAsmStmt &S) {
   // Assemble the final asm string.
-  std::string AsmString = S.GenerateAsmString(getContext());
+  std::string AsmString = S.generateAsmString(getContext());
 
   // Get all the output and input constraints together.
   SmallVector<TargetInfo::ConstraintInfo, 4> OutputConstraintInfos;