RFR: JDK-8296380: IGV: Shortcut for quick search not working

[Tobias Holenstein]

The shortcut `Ctrl`-`F` for quick search was not working

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Commit messages:
 - JDK-8296380: IGV: Shortcut for quick search not working

Changes: https://git.openjdk.org/jdk/pull/10980/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10980&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296380
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/10980.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10980/head:pull/10980

PR: https://git.openjdk.org/jdk/pull/10980