clang/plugin: Make auto raw check default in FindBadConstructs plugin.

tools/clang/plugins/FindBadConstructsConsumer.cpp

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "FindBadConstructsConsumer.h"
 
 #include "clang/Frontend/CompilerInstance.h"
 #include "clang/AST/Attr.h"
 #include "clang/Lex/Lexer.h"
 #include "clang/Sema/Sema.h"
@@ skipping 964 matching lines @@
             instance().getSourceManager().getSpellingLoc(fd->getLocation())))
       continue;
 
     // Parse and build AST for yet-uninstantiated template functions.
     clang::LateParsedTemplate* lpt = sema.LateParsedTemplateMap[fd].get();
     sema.LateTemplateParser(sema.OpaqueParser, *lpt);
   }
 }
 
 void FindBadConstructsConsumer::CheckVarDecl(clang::VarDecl* var_decl) {
-  if (!options_.check_auto_raw_pointer)
-    return;
-
   // Check whether auto deduces to a raw pointer.
   QualType non_reference_type = var_decl->getType().getNonReferenceType();
   // We might have a case where the type is written as auto*, but the actual
   // type is deduced to be an int**. For that reason, keep going down the
   // pointee type until we get an 'auto' or a non-pointer type.
   for (;;) {
     const clang::AutoType* auto_type =
         non_reference_type->getAs<clang::AutoType>();
     if (auto_type) {
       if (auto_type->isDeduced()) {
@@ skipping 26 matching lines @@
       }
     } else if (non_reference_type->isPointerType()) {
       non_reference_type = non_reference_type->getPointeeType();
       continue;
     }
     break;
   }
 }
 
 }  // namespace chrome_checker