[automerger skipped] Merge "DO NOT MERGE Fix ImageWallpaper memory regression"...

[automerger skipped] Merge "DO NOT MERGE Fix ImageWallpaper memory regression" into qt-qpr1-dev am: 27393d9f -s ours am: 44ace27c -s ours am: f5a9d4ec -s ours am: 8d1bdb19 -s ours am: ece47dcc -s ours am: 3d3af3e3 -s ours

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Change-Id: I91ace4b52e7c5914f70545bb959fa2e4bccd90e9