Check in word_ja.txt for Android.

README.chromium

 Name: icu
 URL: http://site.icu-project.org/
 Version: 52.1
 License: MIT
 Security Critical: yes
 
 Description:
 This directory contains the source code of ICU 52.1 for C/C++
 
 1. It was obtained with the following:
@@ skipping 51 matching lines @@
      (source/data/brkitr/khmerdict.txt) obtained from
      http://bugs.icu-project.org/trac/ticket/9451
 
    - Add several common Chinese words that were dropped previously to
      source/data/cjdict/brkitr/cjdict.txt
      patch: patches/cjdict.patch
      upstream bug: http://bugs.icu-project.org/trac/ticket/10888
 
 
    - android/brkitr.patch (to be applied for Android build only) :
-       Reverts some changes about Chinese/Japanese segmentation rules in
-       patches/brkitr.patch to reduce binary size for Android.
+       Do not use the C+J dictionary for Chinese/Japanese segmentation
+       to reduce the data size. Adjust word.txt and a few other files.
+
+   - source/data/brkitr/word_ja.txt (used only on Android)
+       Added for Japanese-specific word-breaking without the C+J dictionary.
 
 4. Converter changes :
 
   - converters.patch :
      a. revises existing mapping tables
      b. Remove a lot of unused aliases in the converter alias table
         (source/data/mappings/convrtrs.txt ) leading to 40kB size reduction.
 
   - Add source/data/mappings/ucmlocal.txt : to list only converters we need.
   - Add three new tables per WHATWG encoding standards for EUC-JP,
@@ skipping 144 matching lines @@
       f. Copy that icudt52.dll to ${CHROME_ICU_ROOT}/windows/icudt.dll
          and check that in.
 
 
 10. Change export of U_ICUDATA_ENTRY_POINT from U_IMPORT to U_EXPORT.
     - patches/declspec.patch
 
 11. Cherry-pick an upstream patch to fix a bug in bidi.
     - patches/bidi.patch
     - upstream bug : http://bugs.icu-project.org/trac/ticket/11054