GN(android): Use foreach() loops when dealing with locales

build/config/locales.gni

Index: build/config/locales.gni
diff --git a/build/config/locales.gni b/build/config/locales.gni
index 588613283d8fe672ad95c4a61365348a91138579..1f285d60ff314bbd1b1bd87b2acb8796898f5343 100644
--- a/build/config/locales.gni
+++ b/build/config/locales.gni
@@ -2,6 +2,22 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+# Android doesn't ship all locales in order to save space (but webview does).
+# http://crbug.com/369218
+if (is_android) {
+  android_unsupported_locales = [

[michaelbai, 2016/09/28 00:13:03]

android_unsupported_locales seems not accurate, those languages are supported by
Android platform, I understand it means chrome android, consider we  also build
webview and Monochrome, maybe just say chrome_android_unsupported_locales?

[agrieve, 2016/09/28 14:11:40]

I struggled with this as well. Changed it to "android_chrome_omitted_locales"

+    "bn",
+    "et",
+    "gu",
+    "kn",
+    "ml",
+    "mr",
+    "ms",
+    "ta",
+    "te",
+  ]
+}
+
 # Chrome on iOS only ships with a subset of the locales supported by other
 # version of Chrome as the corresponding locales are not supported by the
 # operating system (but for simplicity, the corresponding .pak files are