Add universal disappearing messages.

libsignal/service/src/main/java/org/whispersystems/signalservice/api/storage/SignalAccountRecord.java

@@ -127,6 +127,10 @@ public final class SignalAccountRecord implements SignalRecord {
         diff.add("Payments");
       }
 
+      if (this.getUniversalExpireTimer() != that.getUniversalExpireTimer()) {
+        diff.add("UniversalExpireTimer");
+      }
+
       if (!Objects.equals(this.isPrimarySendsSms(), that.isPrimarySendsSms())) {
         diff.add("PrimarySendsSms");
       }
@@ -209,6 +213,10 @@ public final class SignalAccountRecord implements SignalRecord {
     return payments;
   }
 
+  public int getUniversalExpireTimer() {
+    return proto.getUniversalExpireTimer();
+  }
+
   public boolean isPrimarySendsSms() {
     return proto.getPrimarySendsSms();
   }
@@ -467,6 +475,11 @@ public final class SignalAccountRecord implements SignalRecord {
       return this;
     }
 
+    public Builder setUniversalExpireTimer(int timer) {
+      builder.setUniversalExpireTimer(timer);
+      return this;
+    }
+
     public Builder setPrimarySendsSms(boolean primarySendsSms) {
       builder.setPrimarySendsSms(primarySendsSms);
       return this;

libsignal/service/src/main/proto/SignalStorage.proto

@@ -144,5 +144,6 @@ message AccountRecord {
   repeated PinnedConversation     pinnedConversations    = 14;
            bool                   preferContactAvatars   = 15;
            Payments               payments               = 16;
+           uint32                 universalExpireTimer   = 17;
            bool                   primarySendsSms        = 18;
 }