RFR: 8323879: constructor Path(Path) which takes another Path object fail to draw on canvas html

[Jay Bhaskar]

Issue: constructor Path(Path) which takes another Path object fails to draw on canvas html.
Solution: copy the old path to the current path constructor

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Commit messages:
 - 8323879: constructor Path(Path) which takes another Path object fail to draw on canvas html

Changes: https://git.openjdk.org/jfx/pull/1338/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1338&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8323879
  Stats: 73 lines in 2 files changed: 72 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jfx/pull/1338.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1338/head:pull/1338

PR: https://git.openjdk.org/jfx/pull/1338