Fix progress bar regression on Mac

The clip rect in r183006 wasn't manually tested, and was wrong.
Specify the un-translated clip rect, which empirically produces
correct results in a variety of test scenarios (zoomed, retina,
various page locations).

Use a LocalCurrentGraphicsContext and delete ContextContainer,
because it is largely redundant.

BUG=419597

Review URL: https://codereview.chromium.org/620673006

git-svn-id: svn://svn.chromium.org/blink/trunk@183162 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Merge SimpleFontData.cpp and SimpleFontDataSkia.cpp

SimpleFontData.cpp and SimpleFontDataSkia.cpp are now both built on all
platforms thus the separation no longer makes sense. Merge the two into
SimpleFontData.cpp

BUG=356808
R=esprehn@chromium.org

Review URL: https://codereview.chromium.org/212863008

git-svn-id: svn://svn.chromium.org/blink/trunk@183163 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: Support JS frames save/load for tracing timeline.

BUG=363976

Review URL: https://codereview.chromium.org/620123002

git-svn-id: svn://svn.chromium.org/blink/trunk@183164 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Gardening: Widen rebase expectation for fast/text/font-variant-width.html

BUG=419386
TBR=dominik.rottsches@intel.com,eae@chromium.org

Review URL: https://codereview.chromium.org/622173002

git-svn-id: svn://svn.chromium.org/blink/trunk@183165 bbb929c8-8fbe-4397-9dbb-9b2b20218538