[OpenJDK 2D-Dev] RFR: 8261549: Adjust memory size in MTLTexurePool.m

[Alexey Ushakov]

Used MTLDevice recommendedMaxWorkingSetSize property for optimal size of the texture pool

-------------

Commit messages:
 - 8261549: Adjust memory size in MTLTexurePool.m

Changes: https://git.openjdk.java.net/jdk/pull/4279/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4279&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8261549
  Stats: 9 lines in 1 file changed: 7 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4279.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4279/head:pull/4279

PR: https://git.openjdk.java.net/jdk/pull/4279