Convert some component source sets to static library

components/crash/content/tools/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.
 
 assert(is_win)
 
-source_set("crash_service") {
+static_library("crash_service") {
   sources = [
     "crash_service.cc",
     "crash_service.h",
   ]
 
   deps = [
     "//base",
     "//breakpad:breakpad_handler",
     "//breakpad:breakpad_sender",
   ]
 }