Revert "[Dominators] Add the DomTreeUpdater class"

Temporary revert because of a failing test on some buildbots.

This reverts commit r336114.

llvm-svn: 336117

Author: kuhar

llvm/include/llvm/IR/DomTreeUpdater.h

@@ -196,8 +196,6 @@ module LLVM_intrinsic_gen {
   module IR_CFG { header "IR/CFG.h" export * }
   module IR_ConstantRange { header "IR/ConstantRange.h" export * }
   module IR_Dominators { header "IR/Dominators.h" export * }
-  module Analysis_PostDominators { header "Analysis/PostDominators.h" export * }
-  module IR_DomTreeUpdater { header "IR/DomTreeUpdater.h" export * }
   module IR_IRBuilder { header "IR/IRBuilder.h" export * }
   module IR_PassManager { header "IR/PassManager.h" export * }
   module IR_PredIteratorCache { header "IR/PredIteratorCache.h" export * }

llvm/include/llvm/module.modulemap

@@ -21,7 +21,6 @@ add_llvm_library(LLVMCore
   DiagnosticInfo.cpp
   DiagnosticPrinter.cpp
   Dominators.cpp
-  DomTreeUpdater.cpp
   Function.cpp
   GVMaterializer.cpp
   Globals.cpp