RFR: 8282526: Default icon is not painted properly [v2]

[Alexander Zuev]

> Detect the situation where we do need to perform interpolation during ImageIcon
> painting and set a hint to the rendering to perform bicubic approximation so
> image details are preserved during transition.

Alexander Zuev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:

 - Merge pull request #35 from azuev-java/master
   
   Merge
 - 8282526: Default icon is not painted properly
   
   Detect the situation when icon image painting requires interpolation and set the interpolation to bicubic to
   preserve the icon details as much as possible.

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7805/files
  - new: https://git.openjdk.java.net/jdk/pull/7805/files/2f5b31ab..6967cc18

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7805&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7805&range=00-01

  Stats: 157285 lines in 2490 files changed: 116162 ins; 31452 del; 9671 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7805.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7805/head:pull/7805

PR: https://git.openjdk.java.net/jdk/pull/7805