Merge "Remove proguard.flags from shared/" into tm-qpr-dev

packages/SystemUI/shared/Android.bp

@@ -58,9 +58,6 @@ android_library {
     resource_dirs: [
         "res",
     ],
-    optimize: {
-        proguard_flags_files: ["proguard.flags"],
-    },
     min_sdk_version: "current",
     plugins: ["dagger2-compiler"],
 }

packages/SystemUI/shared/proguard.flags

@@ -1,4 +0,0 @@
-# Retain signatures of TypeToken and its subclasses for gson usage in ClockRegistry
--keepattributes Signature
--keep,allowobfuscation,allowshrinking class com.google.gson.reflect.TypeToken
--keep,allowobfuscation,allowshrinking class * extends com.google.gson.reflect.TypeToken