Use GN response files for devtools .grd

third_party/WebKit/Source/devtools/BUILD.gn

 # 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.
 
 import("//build/config/features.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("devtools.gypi") ],
                           "scope",
                           [ "devtools.gypi" ])
@@ skipping 103 matching lines @@
     resources_out_dir + "emulated_devices/{{source_file_part}}",
   ]
 }
 
 action("generate_devtools_grd") {
   script = "scripts/generate_devtools_grd.py"
 
   deps = [
     ":devtools_frontend_resources",
   ]
-  static_files_list = "$target_gen_dir/devtools_static_grd_files.tmp"
   inputs = gypi_values.devtools_image_files + all_devtools_files
   inputs += gypi_values.devtools_compatibility_scripts
-  inputs += [ static_files_list ]
-
-  static_files = []
 
   if (debug_devtools) {
     # Debug: all files are picked as-is.
     generated_files = generated_scripts + [
                         resources_out_dir + "inspector.html",
                         resources_out_dir + "toolbox.html",
                       ]
-    static_files += all_devtools_files + [ "front_end/Runtime.js" ]
+
+    # Use a response file since the static files can be too long for the
+    # command line. The args here will be added to the command line.
+    static_files = all_devtools_files + [ "front_end/Runtime.js" ]
+    response_file_contents = rebase_path(static_files, root_build_dir)
+    static_files_args = [
+      "--static_files_args",
+      "{{response_file_name}}",
+    ]
   } else {
     # Release: pick compiled non-remote files and lazy-loaded CSS.
     generated_files = [
       resources_out_dir + "inspector.css",
       resources_out_dir + "inspector.html",
       resources_out_dir + "inspector.js",
       resources_out_dir + "toolbox.css",
       resources_out_dir + "toolbox.html",
       resources_out_dir + "toolbox.js",
       resources_out_dir + "accessibility_module.js",
@@ skipping 14 matching lines @@
       resources_out_dir + "script_formatter_worker_module.js",
       resources_out_dir + "settings_module.js",
       resources_out_dir + "snippets_module.js",
       resources_out_dir + "source_frame_module.js",
       resources_out_dir + "sources_module.js",
       resources_out_dir + "temp_storage_shared_worker_module.js",
       resources_out_dir + "timeline_module.js",
       resources_out_dir + "ui_lazy_module.js",
       resources_out_dir + "devtools_extension_api.js",
     ]
+    static_files_args = []  # Nothing needed for this
   }
 
-  write_file(static_files_list, rebase_path(static_files, root_build_dir))
   images_path = "front_end/Images"
 
   inputs += generated_files
 
   outfile = "$root_gen_dir/devtools/devtools_resources.grd"
   outputs = [
     outfile,
   ]
 
   relative_path_dirs = [
     resources_out_dir_no_slash,
     "front_end",
   ]
 
   args =
       rebase_path(generated_files, root_build_dir) +
       rebase_path(generated_files, root_build_dir) +
       rebase_path(gypi_values.devtools_compatibility_scripts, root_build_dir) +
-      [
-        "--static_files_list",
-        rebase_path(static_files_list, root_build_dir),
-        "--relative_path_dirs",
-      ] + rebase_path(relative_path_dirs, root_build_dir) +
+      static_files_args + [ "--relative_path_dirs" ] +
+      rebase_path(relative_path_dirs, root_build_dir) +
       [
         "--images",
         rebase_path(images_path, root_build_dir),
         "--output",
         rebase_path(outfile, root_build_dir),
       ]
 }
 
 action("devtools_extension_api") {
   script = "scripts/generate_devtools_extension_api.py"
@@ skipping 167 matching lines @@
   }
 
   concatenate_css("concatenated_inspector_css") {
     app_name = "inspector"
   }
 
   concatenate_css("concatenated_toolbox_css") {
     app_name = "toolbox"
   }
 }