Revert 100204. It broke a bunch of tests and apparently changed what passes are run during codegen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100207 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/IPA/CallGraphSCCPass.cpp

@@ -87,40 +87,10 @@ private:
                         bool IsCheckingMode);
 };
 
-/// PrintCallGraphPass - Print a Module corresponding to a call graph.
-///
-class PrintCallGraphPass : public CallGraphSCCPass {
-private:
-  std::string Banner;
-  raw_ostream &Out;       // raw_ostream to print on.
-
-public:
-  static char ID;
-  PrintCallGraphPass() : CallGraphSCCPass(&ID), Out(dbgs()) {}
-  PrintCallGraphPass(const std::string &B, raw_ostream &o)
-      : CallGraphSCCPass(&ID), Banner(B), Out(o) {}
-
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-    AU.setPreservesAll();
-  }
-
-  bool runOnSCC(std::vector<CallGraphNode *> &SCC) {
-    Out << Banner;
-    for (std::vector<CallGraphNode *>::iterator n = SCC.begin(), ne = SCC.end();
-         n != ne;
-         ++n) {
-      (*n)->getFunction()->print(Out);
-    }
-    return false;
-  }
-};
-
 } // end anonymous namespace.
 
 char CGPassManager::ID = 0;
 
-char PrintCallGraphPass::ID = 0;
-
 bool CGPassManager::RunPassOnSCC(Pass *P, std::vector<CallGraphNode*> &CurSCC,
                                  CallGraph &CG, bool &CallGraphUpToDate) {
   bool Changed = false;
@@ -426,11 +396,6 @@ bool CGPassManager::doFinalization(CallGraph &CG) {
   return Changed;
 }
 
-Pass *CallGraphSCCPass::createPrinterPass(raw_ostream &O,
-                                          const std::string &Banner) const {
-  return new PrintCallGraphPass(Banner, O);
-}
-
 /// Assign pass manager to manage this pass.
 void CallGraphSCCPass::assignPassManager(PMStack &PMS,
                                          PassManagerType PreferredType) {