Move IPC fuzzer switches and helpers from chrome/common to content/common.

content/public/common/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/buildflag_header.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/features.gni")
 import("//content/common/common.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//third_party/webrtc/build/webrtc.gni")
+import("//tools/ipc_fuzzer/ipc_fuzzer.gni")
 
 # See //content/BUILD.gn for how this works.
 group("common") {
   if (is_component_build) {
     public_deps = [
       "//content",
     ]
   } else {
     public_deps = [
       ":common_sources",
@@ skipping 108 matching lines @@
       "pepper_plugin_info.h",
     ]
   }
 
   if (enable_webrtc) {
     sources += [
       "webrtc_ip_handling_policy.cc",
       "webrtc_ip_handling_policy.h",
     ]
   }
+
+  if (enable_ipc_fuzzer) {
+    configs += [ "//tools/ipc_fuzzer:ipc_fuzzer_config" ]
+    sources += [
+      "external_ipc_dumper.cc",
+      "external_ipc_dumper.h",
+    ]
+  }
 }
 
 buildflag_header("features") {
   header = "features.h"
 
   flags = [ "RTC_USE_H264=$rtc_use_h264" ]
 }
 
 source_set("feature_h264_with_openh264_ffmpeg") {
   deps = [
     ":features",
     "//base",
   ]
   sources = [
     "feature_h264_with_openh264_ffmpeg.cc",
     "feature_h264_with_openh264_ffmpeg.h",
   ]
 }