RFR: 8237782: Only read advances up to the minimum of the numHorMetrics or…

[Phil Race]

… the available font data.

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Commits:
 - 059ec788: 8237782: Only read advances up to the minimum of the numHorMetrics or the available font data.

Changes: https://git.openjdk.java.net/jfx/pull/95/files
 Webrev: https://webrevs.openjdk.java.net/jfx/95/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8237782
  Stats: 18 lines in 1 file changed: 18 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jfx/pull/95.diff
  Fetch: git fetch https://git.openjdk.java.net/jfx pull/95/head:pull/95

PR: https://git.openjdk.java.net/jfx/pull/95