Fill capHeight and maxCharWidth on Mac.
BUG=skia:3924
Review URL: https://codereview.chromium.org/1164423006
diff --git a/src/ports/SkFontHost_mac.cpp b/src/ports/SkFontHost_mac.cpp
index a184a8b..22e2954 100755
--- a/src/ports/SkFontHost_mac.cpp
+++ b/src/ports/SkFontHost_mac.cpp
@@ -1393,7 +1393,9 @@
metrics->fAvgCharWidth = CGToScalar( CGRectGetWidth_inline(theBounds));
metrics->fXMin = CGToScalar( CGRectGetMinX_inline(theBounds));
metrics->fXMax = CGToScalar( CGRectGetMaxX_inline(theBounds));
+ metrics->fMaxCharWidth = metrics->fXMax - metrics->fXMin;
metrics->fXHeight = CGToScalar( CTFontGetXHeight(fCTFont));
+ metrics->fCapHeight = CGToScalar( CTFontGetCapHeight(fCTFont));
metrics->fUnderlineThickness = CGToScalar( CTFontGetUnderlineThickness(fCTFont));
metrics->fUnderlinePosition = -CGToScalar( CTFontGetUnderlinePosition(fCTFont));