Add Info.plist support to ios_framework_bundle template.

build/config/mac/base_rules.gni

 # Copyright 2016 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.
 
 # This file contains rules that are shared between Mac and iOS.
 
 import("//build/toolchain/toolchain.gni")
 import("//build/config/mac/symbols.gni")
 
 if (is_mac) {
@@ skipping 229 matching lines @@
 
   if (_is_fat_build && !_is_fat_build_main_target) {
     shared_library(_target_name) {
       forward_variables_from(invoker,
                              "*",
                              [
                                "assert_no_deps",
                                "bundle_deps",
                                "data_deps",
                                "info_plist",
+                               "info_plist_target",
                                "output_name",
                              ])
       if (defined(visibility)) {
         visibility += [ ":${_target_name}_shared_library($default_toolchain)" ]
       }
       output_name = _output_name
       output_prefix_override = true
       output_extension = ""
       output_dir = "$target_out_dir/$_target_name"
     }
@@ skipping 251 matching lines @@
     ]
     args =
         [
           "--input",
           "{{source}}",
           "--output",
           rebase_path("$target_gen_dir/$target_name/{{source_name_part}}.nib"),
         ] + ibtool_flags
   }
 }