Change the fixed array of FixitHints to a SmallVector to lift off
the limit on the number of fixits.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149676 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/DiagnosticIDs.cpp b/lib/Basic/DiagnosticIDs.cpp
index 9f09f72..1e8f44d 100644
--- a/lib/Basic/DiagnosticIDs.cpp
+++ b/lib/Basic/DiagnosticIDs.cpp
@@ -799,12 +799,12 @@
   // If we have any Fix-Its, make sure that all of the Fix-Its point into
   // source locations that aren't macro expansions. If any point into macro
   // expansions, remove all of the Fix-Its.
-  for (unsigned I = 0, N = Diag.NumFixItHints; I != N; ++I) {
+  for (unsigned I = 0, N = Diag.FixItHints.size(); I != N; ++I) {
     const FixItHint &FixIt = Diag.FixItHints[I];
     if (FixIt.RemoveRange.isInvalid() ||
         FixIt.RemoveRange.getBegin().isMacroID() ||
         FixIt.RemoveRange.getEnd().isMacroID()) {
-      Diag.NumFixItHints = 0;
+      Diag.FixItHints.clear();
       break;
     }    
   }