Re-LLVMContext-ize DebugInfo, now with less breakage.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74920 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index 06110d0..6e32581 100644
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -39,6 +39,7 @@
   class DebugLoc;
   class DebugLocTracker;
   class Instruction;
+  class LLVMContext;
 
   class DIDescriptor {
   protected:    
@@ -407,6 +408,8 @@
   /// descriptors.
   class DIFactory {
     Module &M;
+    LLVMContext& VMContext;
+    
     // Cached values for uniquing and faster lookups.
     const Type *EmptyStructPtr; // "{}*".
     Function *StopPointFn;   // llvm.dbg.stoppoint