[Mac/GN] Allow the info_plist template caller to specify the plist format.

build/config/ios/rules.gni

 # Copyright 2015 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.
 
 import("//build/config/mac/base_rules.gni")
 
 # Generates Info.plist files for Mac apps and frameworks.
 #
 # Arguments
 #
 #     info_plist:
 #         string, the path to an plist file that will be included in the final
 #         Info.plist generated.
 #
 #     executable_name:
 #         string, name of the generated target used for the product
 #         and executable name as specified in the output Info.plist.
 #
 #     extra_substitutions:
 #         (optional) string array, 'key=value' pairs for extra fields which are
 #         specified in a source Info.plist template.
 template("ios_info_plist") {
   info_plist(target_name) {
+    format = "binary1"
     extra_substitutions = []
     if (defined(invoker.extra_substitutions)) {
       extra_substitutions = invoker.extra_substitutions
     }
     extra_substitutions += [
       "IOS_DEPLOYMENT_TARGET=$ios_deployment_target",
       "IOS_PLATFORM_BUILD=$ios_platform_build",
       "IOS_PLATFORM_NAME=$ios_sdk_name",
       "IOS_PLATFORM_VERSION=$ios_sdk_version",
       "IOS_SDK_BUILD=$ios_sdk_build",
@@ skipping 384 matching lines @@
                              [
                                "testonly",
                                "visibility",
                              ])
       public_deps = [
         ":$_framework_target+link",
       ]
     }
   }
 }