Add IntDefs to generated Java enums.

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.
 
 # HOW TO WRITE CONDITIONALS IN THIS FILE
 # ======================================
 #
 # In many other places, one would write a conditional that expresses all the
 # cases when a source file is used or unused, and then either add or subtract
 # it from the sources list in that case
@@ skipping 2219 matching lines @@
 
   # GYP: //base.gyp:base_java
   android_library("base_java") {
     srcjar_deps = [
       ":base_android_java_enums_srcjar",
       ":base_build_config_gen",
       ":base_native_libraries_gen",
     ]
 
     deps = [
+      "//third_party/android_tools:android_support_annotations_java",
       "//third_party/android_tools:android_support_multidex_java",
       "//third_party/jsr-305:jsr_305_javalib",
     ]
 
     java_files = [
       "android/java/src/org/chromium/base/ActivityState.java",
       "android/java/src/org/chromium/base/AnimationFrameTimeHistogram.java",
       "android/java/src/org/chromium/base/ApiCompatibilityUtils.java",
       "android/java/src/org/chromium/base/ApkAssets.java",
       "android/java/src/org/chromium/base/ApplicationStatus.java",
@@ skipping 193 matching lines @@
 
   # GYP: //base.gyp:base_java_unittest_support
   android_library("base_java_unittest_support") {
     deps = [
       ":base_java",
     ]
     java_files =
         [ "test/android/java/src/org/chromium/base/ContentUriTestUtils.java" ]
   }
 }