Avoid blocking media loads when converting from resume to active

Flag: com.android.systemui.media_load_metadata_via_media_data_loader
Fixes: 368472246
Test: atest MediaDataLoaderTest
Test: Build, checked UI.
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:68b39435df3d8af5ff661e298a58a6f78f070610)
Merged-In: Ia0442ba88488e6214a4d9d49285d13bfad35d527
Change-Id: Ia0442ba88488e6214a4d9d49285d13bfad35d527
3 files changed