[Chromium] Rebaseline a few tests after r139191.

* platform/chromium-mac-lion/platform/chromium/virtual/gpu/fast/hidpi/video-controls-in-hidpi-expected.png:
* platform/chromium-mac-lion/platform/chromium/virtual/softwarecompositing/video/video-controls-layer-creation-expected.png: Added.
* platform/chromium-mac-snowleopard/platform/chromium/virtual/softwarecompositing/video/video-controls-layer-creation-expected.png: Added.
* platform/chromium-mac/platform/chromium/virtual/gpu/fast/hidpi/video-controls-in-hidpi-expected.png:
* platform/chromium-mac/platform/chromium/virtual/softwarecompositing/video/video-controls-layer-creation-expected.png: Added.
* platform/chromium-win/fast/borders/border-radius-huge-assert-expected.png:
* platform/chromium-win/fast/box-shadow/inset-with-extraordinary-radii-and-border-expected.png:
* platform/chromium-win/platform/chromium/virtual/gpu/fast/hidpi/video-controls-in-hidpi-expected.png:
* platform/chromium-win/platform/chromium/virtual/softwarecompositing/video/video-controls-layer-creation-expected.png: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@139212 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Mitigate out-of-bounds access in InlineIterator
https://bugs.webkit.org/show_bug.cgi?id=104812

Reviewed by Levi Weintraub.

Share code between InlineIterator::current and InlineIterator::previousInSameNode,
thereby checking for access outside text renderer's length.

* rendering/InlineIterator.h:
(InlineIterator):
(WebCore::InlineIterator::characterAt):
(WebCore):
(WebCore::InlineIterator::current):
(WebCore::InlineIterator::previousInSameNode):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@139213 268f45cc-cd09-0410-ab3c-d52691b4dbfc