Update Chromium

Include following patches:
c020786f57 Fix compilation failure in time_win.cc
eea22d3cac [Backport] media: Increase DecoderBuffer::kPaddingSize to 64
91d24cdd6f Reduce severity level of messages when kDisableGpu switch is
used
298fb05460 Fix --single-process --disable-gpu combination not to hit
asserts
db81dc68a8 Remove incomplete logic to detect AMD K2 CPU's
b11fd882e8 Do not write <protocol>.json to source directory

Change-Id: I4e3c0c2f3908f358b43ae4af8baebc2012c9830b
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>