Allow the EGL functionality in monocle to leverage EGL-based systems. The low-level specific details about how the EGL calls should be constructed are left out, and a native interface (egl_ext.h) is created that can be mapped to any low-level system.
------------- Commit messages: - use a default handle if no external library is needed. - Add Monocle implementation that works with any EGL-based system Changes: https://git.openjdk.java.net/jfx/pull/343/files Webrev: https://webrevs.openjdk.java.net/?repo=jfx&pr=343&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8254569 Stats: 300 lines in 7 files changed: 296 ins; 0 del; 4 mod Patch: https://git.openjdk.java.net/jfx/pull/343.diff Fetch: git fetch https://git.openjdk.java.net/jfx pull/343/head:pull/343 PR: https://git.openjdk.java.net/jfx/pull/343
