Update android SDK to API version 23.

shell/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/ui.gni")
 import("//mojo/public/mojo.gni")
 import("//mojo/public/mojo_application.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//mojo/tools/embed/rules.gni")
 import("//testing/test.gni")
@@ skipping 313 matching lines @@
     ]
 
     deps = [
       "//base",
     ]
   }
 
   android_library("java") {
     java_files = [
       "android/apk/src/org/chromium/mojo/shell/AndroidHandler.java",
+      "android/apk/src/org/chromium/mojo/shell/BaseActivity.java",
       "android/apk/src/org/chromium/mojo/shell/FileHelper.java",
       "android/apk/src/org/chromium/mojo/shell/IntentReceiverActivity.java",
       "android/apk/src/org/chromium/mojo/shell/IntentReceiverRegistry.java",
       "android/apk/src/org/chromium/mojo/shell/JavaApplicationRegistry.java",
       "android/apk/src/org/chromium/mojo/shell/KeyboardFactory.java",
       "android/apk/src/org/chromium/mojo/shell/MojoShellActivity.java",
       "android/apk/src/org/chromium/mojo/shell/MojoShellApplication.java",
       "android/apk/src/org/chromium/mojo/shell/NativeViewportSupportApplicationDelegate.java",
       "android/apk/src/org/chromium/mojo/shell/NfcApplicationDelegate.java",
       "android/apk/src/org/chromium/mojo/shell/NfcDbManager.java",
@@ skipping 17 matching lines @@
       "//mojo/services/keyboard/interfaces:interfaces_java",
       "//services/authentication",
       "//services/location",
       "//services/intent_receiver:bindings_java",
       "//services/native_viewport:interfaces_java",
       "//services/nfc_message_sink:bindings_java",
       "//services/sharing_sink:bindings_java",
       "//mojo/services/nfc/interfaces:interfaces_java",
       "//services/keyboard",
       "//services/native_viewport:native_viewport_java",
+      "//third_party/android_tools:android_support_v13_java",
     ]
   }
 
   if (is_official_build) {
     icon_dir = "android/apk/res-official"
   } else {
     icon_dir = "android/apk/res-dev"
   }
 
   android_resources("resources") {
@@ skipping 260 matching lines @@
     "//mojo/public/cpp/bindings:callback",
     "//mojo/public/cpp/environment",
     "//mojo/public/cpp/system:system",
     "//mojo/services/http_server/cpp",
     "//mojo/services/http_server/interfaces",
     "//mojo/services/network/interfaces",
     "//shell/test:bindings",
     ":embed_pingable",
   ]
 
-  data_deps = [ "//services/http_server:http_server($default_toolchain)" ]
+  data_deps = [
+    "//services/http_server:http_server($default_toolchain)",
+  ]
 }
 
 mojo_native_application("shell_nfc_apptests") {
   output_name = "shell_nfc_apptests"
 
   testonly = true
 
   sources = [
     "android/nfc_apptest.cc",
   ]
@@ skipping 31 matching lines @@
       "${root_out_dir}/libmojo_shell.so",
     ]
   } else {
     sources += [ "${root_out_dir}/mojo_shell" ]
   }
 
   outputs = [
     "${root_out_dir}/symbols/{{source_file_part}}",
   ]
 }