update:2021.03.19

fix:重新提交
add:

proguard.flags

@@ -1,53 +0,0 @@
--keep,allowshrinking,allowoptimization class com.android.uiuios.** {
-  *;
-}
-
-# Proguard will strip new callbacks in LauncherApps.Callback from
-# WrappedCallback if compiled against an older SDK. Don't let this happen.
--keep class com.android.uiuios.compat.** {
-  *;
-}
-
--keep class com.android.uiuios.graphics.ShadowDrawable {
-  public <init>(...);
-}
-
-# The support library contains references to newer platform versions.
-# Don't warn about those in case this app is linking against an older
-# platform version.  We know about them, and they are safe.
--dontwarn android.support.**
-
-# Proguard will strip methods required for talkback to properly scroll to
-# next row when focus is on the last item of last row when using a RecyclerView
-# Keep optimized and shrunk proguard to prevent issues like this when using
-# support jar.
--keep class androidx.recyclerview.widget.RecyclerView { *; }
-
-# Preference fragments
--keep class ** extends android.app.Fragment {
-    public <init>(...);
-}
-
-## Prevent obfuscating various overridable objects
--keep class ** implements com.android.uiuios.util.ResourceBasedOverride {
-    public <init>(...);
-}
-
--keep interface com.android.uiuios.userevent.nano.LauncherLogProto.** {
-  *;
-}
--keep interface com.android.uiuios.model.nano.LauncherDumpProto.** {
-  *;
-}
-
-# Discovery bounce animation
--keep class com.android.uiuios.allapps.DiscoveryBounce$VerticalProgressWrapper {
-  public void setProgress(float);
-  public float getProgress();
-}
-
-# BUG(70852369): Surpress additional warnings after changing from Proguard to R8
--dontwarn android.app.**
--dontwarn android.view.**
--dontwarn android.os.**
--dontwarn android.graphics.**