Fix public dependencies on //ipc

content/test/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/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 211 matching lines @@
 
   configs += [
     "//build/config:precompiled_headers",
     "//v8:external_startup_data",
   ]
 
   public_deps = [
     "//content/public/app:both",
     "//content/public/browser",
     "//content/public/common",
+    "//ipc",
     "//third_party/WebKit/public:blink",
     "//third_party/WebKit/public:test_support",
   ]
   deps = [
     ":content_test_mojo_bindings",
     "//base/third_party/dynamic_annotations",
     "//cc:test_support",
     "//cc/blink",
     "//cc/ipc",
     "//cc/surfaces",
@@ skipping 1616 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }