In BSPTreePerfTest Avoid Including Empty Bounds Layers
In BSPTreePerfTest Avoid Including Empty Bounds Layers

Including empty bounds layers in BSP Tree perf tests DCHECKs when
trying to DrawPolygon. Avoid layers with empty bounds.

R=vollick, enne
BUG=
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review URL: https://codereview.chromium.org/1707713002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#375952}

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