Issue: [windows] Intermittent test failure in 
test.javafx.scene.web.MiscellaneousTest::testDOMTimer
Analysis: 
setTimeout call is not a real-time function.  it is considered just a minimum 
delay before the callback is executed. The actual time taken depends 
1.  How long it takes to process any messages ahead of the already task in the 
queue?
2. Current load on the CPU.
3. The number of tasks being executed by the JS engine.
4. current state of OS/Browser.

However, we have to set a minimum timeout value of at least 10 ms, as 
recommended by Webkit/w3c. Setting value of 1o ms might prevent some un-defined 
behavior.

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

Commit messages:
 - 8271205: [windows] Intermittent test failure in 
test.javafx.scene.web.MiscellaneousTest::testDOMTimer

Changes: https://git.openjdk.org/jfx/pull/1113/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1113&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8271205
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jfx/pull/1113.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1113/head:pull/1113

PR: https://git.openjdk.org/jfx/pull/1113

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