Implement per-file reading of the selector table. This disables statistics about method pool hits for the moment.

llvm-svn: 110245
diff --git a/clang/lib/Frontend/PCHWriter.cpp b/clang/lib/Frontend/PCHWriter.cpp
index 7bc479c..06f6443 100644
--- a/clang/lib/Frontend/PCHWriter.cpp
+++ b/clang/lib/Frontend/PCHWriter.cpp
@@ -1747,10 +1747,9 @@
   using namespace llvm;
   if (SemaRef.ReferencedSelectors.empty())
     return;
-  
+
   RecordData Record;
-  
-  Record.push_back(SemaRef.ReferencedSelectors.size());
+
   for (DenseMap<Selector, SourceLocation>::iterator S =
        SemaRef.ReferencedSelectors.begin(),
        E = SemaRef.ReferencedSelectors.end(); S != E; ++S) {