Fix missing dependencies for //components/crash.

components/crash/content/app/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.
 
 if (is_android) {
   import("//build/config/android/config.gni")
 }
 
 source_set("lib") {
   sources = [
     "crash_keys_win.cc",
     "crash_keys_win.h",
     "crash_reporter_client.cc",
     "crash_reporter_client.h",
   ]
 
   include_dirs = [ "../../../../breakpad/src" ]
+
+  deps = [
+    "//base",
+  ]
 }
 
-# Note: if you depend on this target, you need to either link in
-# content.gyp:content_common, or add content/public/common/content_switches.cc
-# to your sources.
-#
 # GYP version: components/crash.gypi:crash_component
 source_set("app") {
   sources = [
     "breakpad_linux_impl.h",
     "breakpad_mac.h",
     "breakpad_mac.mm",
     "breakpad_win.cc",
     "breakpad_win.h",
     "hard_error_handler_win.cc",
     "hard_error_handler_win.h",
   ]
 
   if (is_android) {
     libs = [ "log" ]
   }
 
   if (is_android || is_linux) {
     # Want these files on both Linux and Android.
     set_sources_assignment_filter([])
     sources += [
       "breakpad_linux.cc",
       "breakpad_linux.h",
     ]
   }
 
   defines = [ "CRASH_IMPLEMENTATION" ]
 
   deps = [
+    ":lib",
     "//base",
     "//base:base_static",
-    ":lib",
+    "//content/public/common",
   ]
 
   if (is_android) {
     defines += [ "CHROME_BUILD_ID=" + android_chrome_build_id ]
   }
 
   if (is_mac) {
     deps += [ "//breakpad" ]
   } else if (is_win) {
     deps += [
       "//sandbox",
       "//breakpad:breakpad_handler",
 
       #'../breakpad/breakpad.gyp:breakpad_sender',  TODO(GYP)
     ]
   } else if (is_posix && !is_ios) {
     deps += [ "//breakpad:client" ]
   }
 }
 
 source_set("test_support") {
   deps = [
     ":lib",
   ]
 }