-Make IndexProvider an abstract interface for getting indexing information.
-Introduce Indexer as an IndexProvider implementation.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77524 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Index/Program.cpp b/lib/Index/Program.cpp
index 73759dc..48c85f8 100644
--- a/lib/Index/Program.cpp
+++ b/lib/Index/Program.cpp
@@ -13,7 +13,7 @@
 
 #include "clang/Index/Program.h"
 #include "ProgramImpl.h"
-#include "clang/Index/EntityHandler.h"
+#include "clang/Index/Handlers.h"
 #include "clang/Index/TranslationUnit.h"
 #include "clang/AST/DeclBase.h"
 #include "clang/AST/ASTContext.h"
@@ -22,11 +22,8 @@
 using namespace idx;
 
 // Out-of-line to give the virtual tables a home.
-EntityHandler::~EntityHandler() { }
 TranslationUnit::~TranslationUnit() { }
 
-void EntityHandler::HandleEntity(Entity Ent) { }
-
 Program::Program() : Impl(new ProgramImpl()) { }
 
 Program::~Program() {