Add a version of SVGLengthContext::valueForLength with explicit dimension

Used by SVGTextLayoutEngineBaseline::calculateBaselineShift.

BUG=461375

Review URL: https://codereview.chromium.org/960843003

git-svn-id: svn://svn.chromium.org/blink/trunk@191299 bbb929c8-8fbe-4397-9dbb-9b2b20218538
3 files changed
tree: efa8c8dd80af44935c887b5a2d19fdb3dc1b0d2d
  1. third_party/