'Pass' should now not be derived from by clients.  Instead, they should derive
from ModulePass.  Instead of implementing Pass::run, then should implement
ModulePass::runOnModule.

llvm-svn: 16436
diff --git a/llvm/lib/Analysis/IPA/CallGraph.cpp b/llvm/lib/Analysis/IPA/CallGraph.cpp
index dbf5b9f..a6d2836 100644
--- a/llvm/lib/Analysis/IPA/CallGraph.cpp
+++ b/llvm/lib/Analysis/IPA/CallGraph.cpp
@@ -100,7 +100,7 @@
     }
 }
 
-bool CallGraph::run(Module &M) {
+bool CallGraph::runOnModule(Module &M) {
   destroy();
 
   Mod = &M;