Remove a separate ICU data file for CrOS.

cros/data/locales/bn.txt

Index: cros/data/locales/bn.txt
===================================================================
--- cros/data/locales/bn.txt	(revision 93875)
+++ cros/data/locales/bn.txt	(working copy)
@@ -1,26 +0,0 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2010 International Business Machines
-// * Corporation and others.  All Rights Reserved.
-// * Tool: com.ibm.icu.dev.tool.cldr.LDML2ICUConverter.java
-// * Source File:<path>/common/main/bn.xml
-// *
-// ***************************************************************************
-/**
- *  ICU <specials> source: <path>/xml/main/bn.xml
- *  Chrome Note: This locale data is abridged to contain categories
- *  actually used by Chrome.
- */
-bn{
-    AuxExemplarCharacters{"[\u200C\u200D ৴-৹ ৲ ৳ ৰ ৱ]"}
-    ExemplarCharacters{
-        "[৺ অ আ ই ঈ উ ঊ ঋ ৠ ঌ ৡ এ ঐ ও ঔ \u09BC ং ঃ \u0981 ক {ক\u09CDষ} খ গ ঘ ঙ চ ছ জ "
-        "ঝ ঞ ট ঠ ড {ড\u09BC} ঢ {ঢ\u09BC} ণ ৎ ত থ দ ধ ন প ফ ব ভ ম য {য\u09BC} র ল শ ষ "
-	"\u200C \u200D"
-        "স হ ঽ া ি ী \u09C1 \u09C2 \u09C3 \u09C4 \u09E2 \u09E3 ে ৈ ো ৌ \u09CD ৗ]"
-    }
-    LocaleScript{
-        "Beng",
-    }
-    Version{"2.0.50.99"}
-}