Rename PCHWriter to ASTWriter

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111463 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/GeneratePCH.cpp b/lib/Serialization/GeneratePCH.cpp
index 55eaa9c..7f51fb5 100644
--- a/lib/Serialization/GeneratePCH.cpp
+++ b/lib/Serialization/GeneratePCH.cpp
@@ -8,7 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 //  This file defines the CreatePCHGenerate function, which creates an
-//  ASTConsume that generates a PCH file.
+//  ASTConsumeR that generates a PCH file.
 //
 //===----------------------------------------------------------------------===//
 
@@ -47,7 +47,7 @@
 
   // Emit the PCH file
   assert(SemaPtr && "No Sema?");
-  Writer.WritePCH(*SemaPtr, StatCalls, isysroot);
+  Writer.WriteAST(*SemaPtr, StatCalls, isysroot);
 
   // Write the generated bitstream to "Out".
   Out->write((char *)&Buffer.front(), Buffer.size());