Add support for Mac/iOS application bundles to GN tool.

tools/gn/command_format.cc

 // Copyright 2014 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 <stddef.h>
 
 #include <sstream>
 
 #include "base/command_line.h"
 #include "base/files/file_util.h"
@@ skipping 290 matching lines @@
 
 void Printer::AnnotatePreferredMultilineAssignment(const BinaryOpNode* binop) {
   const IdentifierNode* ident = binop->left()->AsIdentifier();
   const ListNode* list = binop->right()->AsList();
   // This is somewhat arbitrary, but we include the 'deps'- and 'sources'-like
   // things, but not flags things.
   if (binop->op().value() == "=" && ident && list) {
     const base::StringPiece lhs = ident->value().value();
     if (lhs == "data" || lhs == "datadeps" || lhs == "data_deps" ||
         lhs == "deps" || lhs == "inputs" || lhs == "outputs" ||
-        lhs == "public" || lhs == "public_deps" || lhs == "sources") {
+        lhs == "public" || lhs == "public_deps" || lhs == "sources" ||
+        lhs == "bundle_data") {
       const_cast<ListNode*>(list)->set_prefer_multiline(true);
     }
   }
 }
 
 void Printer::SortIfSourcesOrDeps(const BinaryOpNode* binop) {
   const IdentifierNode* ident = binop->left()->AsIdentifier();
   const ListNode* list = binop->right()->AsList();
   if ((binop->op().value() == "=" || binop->op().value() == "+=" ||
        binop->op().value() == "-=") &&
@@ skipping 730 matching lines @@
       }
     } else {
       printf("%s", output_string.c_str());
     }
   }
 
   return 0;
 }
 
 }  // namespace commands