[Kaleidoscope][BuildingAJIT] Remove leftover debugging output statements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@270919 91177308-0d34-0410-b5e6-96231b3b80d8

examples/Kaleidoscope/BuildingAJIT/Chapter3/KaleidoscopeJIT.h

@@ -127,15 +127,11 @@ private:
     FPM->add(createCFGSimplificationPass());
     FPM->doInitialization();
 
-    dbgs() << "<pre-opt>\n" << *M << "</pre-opt>\n";
-
     // Run the optimizations over all functions in the module being added to
     // the JIT.
     for (auto &F : *M)
       FPM->run(F);
 
-    dbgs() << "<post-opt>\n" << *M << "</post-opt>\n";
-
     return M;
   }