[Chromecast] Add Cast Assistant product type.

chromecast/base/BUILD.gn

 # Copyright 2015 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/util/process_version.gni")
 import("//chromecast/chromecast.gni")
 import("//testing/test.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
 
 declare_args() {
   # Denotes the type of Cast product. This is #defined as CAST_PRODUCT_TYPE in
-  # version.h. This is an integer in the range [0-4].
+  # version.h. This is an integer in the range [0-5].
   if (is_android) {
     cast_product_type = 4
   } else {
     cast_product_type = 0
   }
 }
 
 if (is_android) {
   assert(cast_product_type == 4)
 } else {
-  assert(cast_product_type >= 0 && cast_product_type <= 3)
+  assert(cast_product_type >= 0 && cast_product_type <= 5)

[slan, 2017/03/29 19:29:17]

nit: This should technically be:
  assert((type >= 0  && type <= 3) || type == 5)

 }
 
 source_set("base") {
   sources = [
     "alarm_manager.cc",
     "alarm_manager.h",
     "android/dumpstate_writer.cc",
     "android/dumpstate_writer.h",
     "android/system_time_change_notifier_android.cc",
     "android/system_time_change_notifier_android.h",
@@ skipping 208 matching lines @@
       "$java_src_dir/org/chromium/chromecast/base/ChromecastConfigAndroid.java",
       "$java_src_dir/org/chromium/chromecast/base/DumpstateWriter.java",
       "$java_src_dir/org/chromium/chromecast/base/SystemTimeChangeNotifierAndroid.java",
     ]
 
     deps = [
       "//base:base_java",
     ]
   }
 }