The information is generated by Edwin's copyright.py script with some
minor manual modifications.
Chromium's original copyright notice is not replaced.
Also add LICENSE file taken from
https://sites.google.com/a/google.com/ospo/releasing#TOC-BSD-License
Change-Id: I231f09af96a0a611b1ca81e95cab82e12d7f529b
BoxBuffer wraps either BoxReader for reading or BufferWriter for writing.
Thus it is capable of doing either reading or writing, but not both.
Change-Id: Id57370755a586bfdef1291a23af29f5b1feec903