Until we have sparse histograms, to track error codes, we are using...

Until we have sparse histograms, to track error codes, we are using
UMA_HISTOGRAM_ENUMERATION and specify 16000 as the bucket size. Bumped
up kBucketCount_MAX to 2**16.

BUG=74618
TEST=We need to test MemoryMappedFile on windows in the browser to send
     histogram data for MemoryMappedFile.CreateFileMapping.
R=jar

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=76514

[ramant (doing other things), 2011-03-02 00:06:19]

Hi Jim,
  Small change to bump the max bucket size for histograms.

thanks,
raman

[commit-bot: I haz the power, 2011-03-02 03:01:36]

No LGTM from valid reviewers yet.

[jar (doing other things), 2011-03-02 06:15:40]

LGTM