Merge pull request #10232 from JosJuice/android-minify

Android: Enable R8 code shrinking

Source/Android/app/build.gradle

@@ -49,6 +49,12 @@ android {
         // Signed by release key, allowing for upload to Play Store.
         release {
             signingConfig signingConfigs.release
+
+            minifyEnabled true
+            shrinkResources true
+            proguardFiles getDefaultProguardFile(
+                'proguard-android-optimize.txt'),
+                'proguard-rules.pro'
         }
 
         // Signed by debug key disallowing distribution on Play Store.

Source/Android/app/proguard-rules.pro

@@ -1,17 +1,3 @@
-# Add project specific ProGuard rules here.
+# Being able to get sensible stack traces from users is more important
-# By default, the flags in this file are appended to flags specified
+# than the space savings obfuscation could give us
-# in /home/sigma/apps/android-sdk/tools/proguard/proguard-android.txt
+-dontobfuscate
-# You can edit the include path and order by changing the proguardFiles
-# directive in build.gradle.
-#
-# For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
-
-# Add any project specific keep options here:
-
-# If your project uses WebView with JS, uncomment the following
-# and specify the fully qualified class name to the JavaScript interface
-# class:
-#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
-#   public *;
-#}