Mojo C++ bindings: remove support for generating code with mojo::Array/String/Map/WTFArray/WTFMap.

mojo/public/tools/bindings/mojom.gni

 # 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.
 
 mojom_generator_root = "//mojo/public/tools/bindings"
 mojom_generator_script = "$mojom_generator_root/mojom_bindings_generator.py"
 mojom_generator_sources = [
   "$mojom_generator_root/generators/mojom_cpp_generator.py",
   "$mojom_generator_root/generators/mojom_js_generator.py",
   "$mojom_generator_root/generators/mojom_java_generator.py",
@@ skipping 69 matching lines @@
 #   public_deps (optional)
 #       Note: this can contain only other mojom targets.
 #
 #   import_dirs (optional)
 #       List of import directories that will get added when processing sources.
 #
 #   testonly (optional)
 #
 #   visibility (optional)
 #
-#   use_new_wrapper_types (optional)
-#       If set to true, mojom array/map/string will be mapped to STL (for
-#       chromium variant) or WTF (for blink) types. Otherwise, they will be
-#       mapped to mojo::Array/Map/String/etc.
-#       Default value is true.
-#       TODO(yzshen):
-#         - convert all users to use the new mode;
-#         - remove support for the old mode.
-#
 #   use_once_callback (optional)
 #       If set to true, generated classes will use base::OnceCallback instead of
 #       base::RepeatingCallback.
 #       Default value is false.
 #       TODO(dcheng):
 #           - Convert everything to use OnceCallback.
 #           - Remove support for the old mode.
 #
 #   cpp_only (optional)
 #       If set to true, only the C++ bindings targets will be generated.
@@ skipping 247 matching lines @@
           if (defined(invoker.export_class_attribute)) {
             args += [
               "--export_attribute",
               invoker.export_class_attribute,
               "--export_header",
               invoker.export_header,
             ]
           }
         }
 
-        if (!defined(invoker.use_new_wrapper_types) ||
-            invoker.use_new_wrapper_types) {
-          args += [ "--use_new_wrapper_types" ]
-        }
-
         if (defined(invoker.use_once_callback) && invoker.use_once_callback) {
           args += [ "--use_once_callback" ]
         }
       }
     }
 
     action(type_mappings_target_name) {
       inputs = _bindings_configuration_files
       outputs = [
         type_mappings_path,
@@ skipping 187 matching lines @@
           full_name = get_label_info(d, "label_no_toolchain")
           deps += [ "${full_name}_java" ]
         }
 
         srcjar_deps = [ ":$java_srcjar_target_name" ]
         run_findbugs_override = false
       }
     }
   }
 }