Make deps of GN groups public.

Source/bindings/modules/BUILD.gn

 # Copyright 2014 Tfe 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("//third_party/WebKit/Source/modules/modules.gni")
 import("//third_party/WebKit/Source/bindings/core/core.gni")
 import("//third_party/WebKit/Source/bindings/modules/modules.gni")
 import("//third_party/WebKit/Source/bindings/scripts/scripts.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
 
 visibility = [ "//third_party/WebKit/*" ]
 
 # GYP version: Source/bindings/modules/generated.gyp:bindings_modules_generated
 group("bindings_modules_generated") {
-  deps = [
+  public_deps = [
     ":modules_bindings_generated_event_interfaces",
     ":bindings_modules_generated_event_modules_factory",
     ":bindings_modules_generated_event_modules_names",
     ":bindings_modules_generated_event_target_modules_names",
   ]
 }
 
 # GYP version: event_interfaces action in bindings_modules_generated
 generate_event_interfaces("modules_bindings_generated_event_interfaces") {
   sources = modules_event_idl_files
@@ skipping 108 matching lines @@
 
 # GYP version: Source/bindings/modules/generated.gyp:modules_global_constructors_idls
 generate_global_constructors("modules_global_constructors_idls") {
   sources = modules_idl_files
   global_objects_file = "$bindings_modules_output_dir/GlobalObjectsModules.pickle"
   interfaces = modules_global_constructors_original_interfaces
   component = "Modules"
   output_dir = blink_modules_output_dir
   deps = [ ":modules_global_objects" ]
 }