[Android] Remove old proguard rules

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Wed Jul  3 15:52:18 2019 +0200| [9573502c0c0100bbfe405b2a84e6733d5b33f3fe] | committer: Geoffrey Métais

Remove old proguard rules

It shouldn be useful anymore, and breaks R8

> https://code.videolan.org/videolan/vlc-android/commit/9573502c0c0100bbfe405b2a84e6733d5b33f3fe
---

 vlc-android/proguard.cfg | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/vlc-android/proguard.cfg b/vlc-android/proguard.cfg
index 7e1377aa0..6d0b58bb3 100644
--- a/vlc-android/proguard.cfg
+++ b/vlc-android/proguard.cfg
@@ -29,12 +29,6 @@
 -keep public class * extends android.preference.Preference
 -keep public class com.android.vending.licensing.ILicensingService
 
-# Samsung shit workaround
-# see https://code.google.com/p/android/issues/detail?id=78377
-# see also: https://code.google.com/p/android/issues/detail?id=78377#c322
--keepattributes **,
--keep class !android.support.v7.view.menu.**,!android.support.design.internal.NavigationMenu,!android.support.design.internal.NavigationMenuPresenter,!android.support.design.internal.NavigationSubMenu, android.support.** {*;}
-
 -keepclasseswithmembernames class * {
     native <methods>;
 }
@@ -102,4 +96,4 @@
 # Top-level functions that can only be used by Kotlin.
 -dontwarn retrofit2.-KotlinExtensions
 
--keep class com.google.android.material.** { *; }
\ No newline at end of file
+-keep class com.google.android.material.** { *; }