Rename Selector::getName() to Selector::getAsString(), and add
a new NamedDecl::getAsString() method.

Change uses of Selector::getName() to just pass in a Selector 
where possible (e.g. to diagnostics) instead of going through
an std::string.

This also adds new formatters for objcinstance and objcclass
as described in the dox.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59933 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/StmtDumper.cpp b/lib/AST/StmtDumper.cpp
index 04ae2cd..f7330c2 100644
--- a/lib/AST/StmtDumper.cpp
+++ b/lib/AST/StmtDumper.cpp
@@ -376,7 +376,7 @@
 void StmtDumper::VisitMemberExpr(MemberExpr *Node) {
   DumpExpr(Node);
   fprintf(F, " %s%s %p", Node->isArrow() ? "->" : ".",
-          Node->getMemberDecl()->getName().c_str(), 
+          Node->getMemberDecl()->getNameAsString().c_str(), 
           (void*)Node->getMemberDecl());
 }
 void StmtDumper::VisitExtVectorElementExpr(ExtVectorElementExpr *Node) {
@@ -441,7 +441,7 @@
 
 void StmtDumper::VisitObjCMessageExpr(ObjCMessageExpr* Node) {
   DumpExpr(Node);
-  fprintf(F, " selector=%s", Node->getSelector().getName().c_str());
+  fprintf(F, " selector=%s", Node->getSelector().getAsString().c_str());
   IdentifierInfo* clsName = Node->getClassName();
   if (clsName) fprintf(F, " class=%s", clsName->getName());
 }
@@ -457,8 +457,7 @@
   DumpExpr(Node);
   
   fprintf(F, " ");
-  Selector selector = Node->getSelector();
-  fprintf(F, "%s", selector.getName().c_str());
+  fprintf(F, "%s", Node->getSelector().getAsString().c_str());
 }
 
 void StmtDumper::VisitObjCProtocolExpr(ObjCProtocolExpr *Node) {
@@ -481,8 +480,8 @@
   ObjCMethodDecl *Getter = Node->getGetterMethod();
   ObjCMethodDecl *Setter = Node->getSetterMethod();
   fprintf(F, " Kind=MethodRef Getter=\"%s\" Setter=\"%s\"", 
-          Getter->getSelector().getName().c_str(),
-          Setter ? Setter->getSelector().getName().c_str() : "(null)");
+          Getter->getSelector().getAsString().c_str(),
+          Setter ? Setter->getSelector().getAsString().c_str() : "(null)");
 }
 
 void StmtDumper::VisitObjCSuperExpr(ObjCSuperExpr *Node) {