IssueTracker

Also adding that I notice a crash while repro-ing this:

2021-01-25 11:47:32.315 17990-17990/paging.android.example.com.pagingsample E/AndroidRuntime: FATAL EXCEPTION: main
    Process: paging.android.example.com.pagingsample, PID: 17990
    java.lang.IndexOutOfBoundsException: Index: 3, Size: 3
        at java.util.ArrayList.get(ArrayList.java:437)
        at androidx.paging.PageFetcherSnapshot.doLoad(PageFetcherSnapshot.kt:370)
        at androidx.paging.PageFetcherSnapshot$collectAsGenerationalViewportHints$$inlined$collect$1.emit(Collect.kt:133)
        at kotlinx.coroutines.flow.FlowKt__ChannelsKt.emitAllImpl$FlowKt__ChannelsKt(Channels.kt:61)
        at kotlinx.coroutines.flow.FlowKt__ChannelsKt$emitAllImpl$1.invokeSuspend(Unknown Source:11)
        at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
        at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:106)
        at android.os.Handler.handleCallback(Handler.java:938)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loop(Looper.java:223)
        at android.app.ActivityThread.main(ActivityThread.java:7660)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
2021-01-25 11:47:32.501 14519-14615/com.google.android.googlequicksearchbox E/MDD: DownloadProgressMonitor: Can't find file for uri: android://com.google.android.googlequicksearchbox/files/sharedminusonemodule/shared/SharedMinusOneData.pb.tmp
2021-01-25 11:48:08.376 2197-9975/com.android.phone E/PhoneInterfaceManager: [PhoneIntfMgr] getCarrierPrivilegeStatus: Invalid subId
2021-01-25 11:48:28.470 914-914/? E/BatteryDefender: Failed to read /sys/class/power_supply/wireless/online

For #3, filed separately here: b/178448265