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Commit 4c8bae74 authored by Jared Duke's avatar Jared Duke
Browse files

Refine Settings proguard rules 

Avoid keeping unused library classes and remove several redundant rules.
This saves ~700KB dex and a modest amount of Jetpack resources that are
no longer referenced.

Bug: 248580093
Test: m + presubmit + atest SettingsUnitTests
Change-Id: Ic2398345a35117ccab433d2fd1c31c0f453ed77c
parent 69202cf9

proguard.flags

+6 −12
Original line number Diff line number Diff line
@@ -6,7 +6,7 @@ 
-keepattributes Exceptions



# Keep all Fragments in this package, which are used by reflection.

-keep public class com.android.settings.** extends androidx.fragment.app.Fragment

-keep public class com.android.settings*.** extends androidx.fragment.app.Fragment



# Keep all preference controllers needed by slice and DashboardFragment.

-keep class * extends com.android.settings.core.BasePreferenceController {
@@ -18,13 +18,13 @@ 
}



# We want to keep methods in Activity that could be used in the XML attribute onClick.

-keepclassmembers class * extends android.app.Activity {

-keepclassmembers class com.android.settings*.** extends android.app.Activity {

    public void *(android.view.View);

    public void *(android.view.MenuItem);

}



# Keep setters in Views so that animations can still work.

-keep public class * extends android.view.View {

-keep public class com.android.settings*.** extends android.view.View {

    public <init>(android.content.Context);

    public <init>(android.content.Context, android.util.AttributeSet);

    public <init>(android.content.Context, android.util.AttributeSet, int);
@@ -34,22 +34,16 @@ 
}



# Keep classes that may be inflated from XML.

-keepclasseswithmembers class * {

-keepclasseswithmembers class com.android.settings*.** {

    public <init>(android.content.Context, android.util.AttributeSet);

}

-keepclasseswithmembers class * {

-keepclasseswithmembers class com.android.settings*.** {

    public <init>(android.content.Context, android.util.AttributeSet, int);

}

-keepclasseswithmembers class * {

-keepclasseswithmembers class com.android.settings*.** {

    public <init>(android.content.Context, android.util.AttributeSet, int, int);

}



# Keep annotated classes or class members.

-keep @androidx.annotation.Keep class *

-keepclassmembers class * {

    @androidx.annotation.Keep *;

}



# Keep specific fields used via reflection.

-keepclassmembers class * {

    public static ** SEARCH_INDEX_DATA_PROVIDER;