Add missing files/deps/defines

base/BUILD.gn

 # Copyright (c) 2013 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/android/rules.gni")
 import("//build/config/ui.gni")
 
 component("base") {
   sources = [
     "third_party/dmg_fp/dmg_fp.h",
@@ skipping 12 matching lines @@
     "android/base_jni_registrar.h",
     "android/build_info.cc",
     "android/build_info.h",
     "android/command_line_android.cc",
     "android/command_line_android.h",
     "android/content_uri_utils.cc",
     "android/content_uri_utils.h",
     "android/cpu_features.cc",
     "android/event_log.cc",
     "android/event_log.h",
+    "android/field_trial_list.cc",
+    "android/field_trial_list.h",
     "android/fifo_utils.cc",
     "android/fifo_utils.h",
     "android/important_file_writer_android.cc",
     "android/important_file_writer_android.h",
     "android/scoped_java_ref.cc",
     "android/scoped_java_ref.h",
     "android/jni_android.cc",
     "android/jni_android.h",
     "android/jni_array.cc",
     "android/jni_array.h",
@@ skipping 1265 matching lines @@
 
 if (is_android) {
   generate_jni("base_jni_headers") {
     sources = [
       "android/java/src/org/chromium/base/ApplicationStatus.java",
       "android/java/src/org/chromium/base/BuildInfo.java",
       "android/java/src/org/chromium/base/CommandLine.java",
       "android/java/src/org/chromium/base/ContentUriUtils.java",
       "android/java/src/org/chromium/base/CpuFeatures.java",
       "android/java/src/org/chromium/base/EventLog.java",
+      "android/java/src/org/chromium/base/FieldTrialList.java",
       "android/java/src/org/chromium/base/ImportantFileWriterAndroid.java",
       "android/java/src/org/chromium/base/library_loader/LibraryLoader.java",
       "android/java/src/org/chromium/base/MemoryPressureListener.java",
       "android/java/src/org/chromium/base/JavaHandlerThread.java",
       "android/java/src/org/chromium/base/PathService.java",
       "android/java/src/org/chromium/base/PathUtils.java",
       "android/java/src/org/chromium/base/PowerMonitor.java",
       "android/java/src/org/chromium/base/SystemMessageHandler.java",
       "android/java/src/org/chromium/base/SysUtils.java",
       "android/java/src/org/chromium/base/ThreadUtils.java",
@@ skipping 85 matching lines @@
       "android/java/templates/NativeLibraries.template",
       ]
     source_prereqs = [
       "android/java/templates/native_libraries_array.h",
       ]
 
     package_name = "org/chromium/base/library_loader"
     include_path = "android/java/templates"
   }
 }