SkPDF: Always get advances at unitsPerEm.
* Work around BUG=chromium:696356
* SkTestScalerContext needs a return a em-size.
* SkPDFFont::MakeVectorCache which always produces a glyph
cache at emsize. Replaces vector_cache().
* Stop looking at fLastGlyphID and fEmSize in TypefaceMetrics.
Change-Id: I28d93b8f62d461a60fa046e9aaf7fa6d116a7ee5
Reviewed-on: https://skia-review.googlesource.com/9324
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
10 files changed