android: Check that we do not include the same resource in multiple pak files.

android: Check that we do not include the same resource in multiple pak files.

BUG=tbd

[sadrul, 2015-04-02 20:49:32]

sadrul@chromium.org changed reviewers:
+ aurimas@chromium.org

[sadrul, 2015-04-02 20:49:32]

Hi! Does this look like something that may be useful? The change needed for grit
is: https://codereview.chromium.org/1056993003/ Something like this would help
catch issues like https://codereview.chromium.org/1053893002/ (the error without
the fix is:

[ ... ] ACTION chrome_android_paks_copy: check for duplicate
resources_71458329092af2aeb07e24783dbf5665
FAILED: cd ../../clank/native/framework; python
../../../tools/grit/grit/format/check_dups.py ../../../out/Release/resources.pak
../../../out/Release/chrome_100_percent.pak
Traceback (most recent call last):
  File "../../../tools/grit/grit/format/check_dups.py", line 34, in <module>
    main()
  File "../../../tools/grit/grit/format/check_dups.py", line 27, in main
    details['size'], filename, len(data)))
Exception: Duplicate resource with id 30350 in
../../../out/Release/resources.pak (size 23496) and
../../../out/Release/chrome_100_percent.pak (size 23496)
ninja: build stopped: interrupted by user.

[aurimas (slooooooooow), 2015-04-02 20:54:33]

This looks great! LGTM

[sadrul, 2015-05-13 18:51:06]

Landed https://codereview.chromium.org/1115033003/ instead for all platforms. So
closing this one.