[clang-tools-extra] Update uses of DEBUG macro to LLVM_DEBUG.

The DEBUG() macro is very generic so it might clash with other projects.
The renaming was done as follows:
- git grep -l 'DEBUG' | xargs sed -i 's/\bDEBUG\s\?(/LLVM_DEBUG(/g'
- git diff -U0 master | ../clang/tools/clang-format/clang-format-diff.py -i -p1 -style LLVM

Differential Revision: https://reviews.llvm.org/D44976

llvm-svn: 332371
diff --git a/clang-tools-extra/clang-move/ClangMove.cpp b/clang-tools-extra/clang-move/ClangMove.cpp
index b89e0be..16b0f72 100644
--- a/clang-tools-extra/clang-move/ClangMove.cpp
+++ b/clang-tools-extra/clang-move/ClangMove.cpp
@@ -680,8 +680,8 @@
                  Result.Nodes.getNodeAs<clang::NamedDecl>("helper_decls")) {
     MovedDecls.push_back(ND);
     HelperDeclarations.push_back(ND);
-    DEBUG(llvm::dbgs() << "Add helper : "
-                       << ND->getNameAsString() << " (" << ND << ")\n");
+    LLVM_DEBUG(llvm::dbgs() << "Add helper : " << ND->getNameAsString() << " ("
+                            << ND << ")\n");
   } else if (const auto *UD =
                  Result.Nodes.getNodeAs<clang::NamedDecl>("using_decl")) {
     MovedDecls.push_back(UD);
@@ -741,12 +741,12 @@
     // We remove the helper declarations which are not used in the old.cc after
     // moving the given declarations.
     for (const auto *D : HelperDeclarations) {
-      DEBUG(llvm::dbgs() << "Check helper is used: "
-                         << D->getNameAsString() << " (" << D << ")\n");
+      LLVM_DEBUG(llvm::dbgs() << "Check helper is used: "
+                              << D->getNameAsString() << " (" << D << ")\n");
       if (!UsedDecls.count(HelperDeclRGBuilder::getOutmostClassOrFunDecl(
               D->getCanonicalDecl()))) {
-        DEBUG(llvm::dbgs() << "Helper removed in old.cc: "
-                           << D->getNameAsString() << " (" << D << ")\n");
+        LLVM_DEBUG(llvm::dbgs() << "Helper removed in old.cc: "
+                                << D->getNameAsString() << " (" << D << ")\n");
         RemovedDecls.push_back(D);
       }
     }
@@ -826,8 +826,8 @@
             D->getCanonicalDecl())))
       continue;
 
-    DEBUG(llvm::dbgs() << "Helper used in new.cc: " << D->getNameAsString()
-                       << " " << D << "\n");
+    LLVM_DEBUG(llvm::dbgs() << "Helper used in new.cc: " << D->getNameAsString()
+                            << " " << D << "\n");
     ActualNewCCDecls.push_back(D);
   }
 
@@ -937,7 +937,7 @@
     moveAll(SM, Context->Spec.OldCC, Context->Spec.NewCC);
     return;
   }
-  DEBUG(RGBuilder.getGraph()->dump());
+  LLVM_DEBUG(RGBuilder.getGraph()->dump());
   moveDeclsToNewFiles();
   removeDeclsInOldFiles();
 }