rename MaybeParseCXXScopeSpecifier -> ParseOptionalCXXScopeSpecifier and 
MaybeParseTypeSpecifier -> ParseOptionalTypeSpecifier.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61796 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/Parser.cpp b/lib/Parse/Parser.cpp
index e06d80e..d9b3909 100644
--- a/lib/Parse/Parser.cpp
+++ b/lib/Parse/Parser.cpp
@@ -753,7 +753,7 @@
   // FIXME: Implement template-ids
   CXXScopeSpec SS;
   if (getLang().CPlusPlus)
-    MaybeParseCXXScopeSpecifier(SS);
+    ParseOptionalCXXScopeSpecifier(SS);
 
   if (Tok.is(tok::identifier)) {
     // Determine whether the identifier is a type name.
@@ -825,7 +825,7 @@
          "Cannot be a type or scope token!");
 
   CXXScopeSpec SS;
-  if (!MaybeParseCXXScopeSpecifier(SS))
+  if (!ParseOptionalCXXScopeSpecifier(SS))
     return false;
 
   // Push the current token back into the token stream (or revert it if it is