Update ICU3.8 to r4302 to pick up an encoding coverter fix (for bug 2074)
Update ICU3.8 to r4302 to pick up an encoding coverter fix (for bug 2074)

Another (or two) ICU updates are coming up shortly so that it may not pick this up for 0.3.154.x branch.

TBR=tc

Review URL: http://codereview.chromium.org/9001

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@4355 0039d316-1c4b-4281-b951-d872f2087c98

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