Mobile Depth of Field Focal Region is broken (not RDG)

Result: notice that depth of field exhibits a rendering artifact (see attached screenshot).

The PostProcessIntegrateDof pass is rendering to the wrong output dimensions, causing the artifact.

This issue does not occur in 4.24.

Also, in 4.24, simply changing the post process volume mobile depth of field parameters does not immediately produce depth of field effects in the editor viewport, but it does in 4.25. This may be a regression as well.

Attached a UDN reporting the issue.

[Link Removed]

Open QAGame TM-DepthOfField.

• Maximize the editor or make it fullscreen.
• Find the Global Post Process Volume in the outliner.
• Open Mobile Depth of Field.
• Set 'Scale' to 2.0.
• Set 'Focal Region' to something above 0.
• Make the editor window smaller.