Integrated: 8247556: Lanai : J2DDemo - ImageOps demo - Few options are not workin…

[Alexey Ushakov]

…g for jpg and png image.

Corrected frag_txt_op_convolve shader to resolve alignment problem with convolve kernel data

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Commit messages:
 - 8247556: Lanai : J2DDemo - ImageOps demo - Few options are not working for jpg and png image.

Changes: https://git.openjdk.java.net/lanai/pull/64/files
 Webrev: https://webrevs.openjdk.java.net/lanai/64/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8247556
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/lanai/pull/64.diff
  Fetch: git fetch https://git.openjdk.java.net/lanai pull/64/head:pull/64

PR: https://git.openjdk.java.net/lanai/pull/64