Revert "Always select the next higher density bucket when picking resources"

This reverts commit 49243877.

Reason for revert: DroidMonitor-triggered revert due to breakage https://android-build.googleplex.com/builds/tests/hub?tab=clusterView&clusterId=7006296665623803063, bug b/203718917

Change-Id: I4ac8d8fb9b4b39fe677fb3b2eac809f3443ed0fa