Fixed issue where postProcess may overwrite Deobfuscated method names.

The function will now check if the method name was aliased by Deobfuscation and if so it will use that name for all the overriden methods. Note: If the deobfuscation file contains two names for the same overriden method in two related Classes then the name that "wins" is non-deterministic.

jadx-core/src/main/java/jadx/core/deobf/Deobfuscator.java

@@ -16,7 +16,6 @@ import java.io.File;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -111,22 +110,23 @@ public class Deobfuscator {
 	private void postProcess() {
 		int id = 1;
 		for (OverridedMethodsNode o : ovrd) {
-
-			Iterator<MethodInfo> it = o.getMethods().iterator();
-			if (it.hasNext()) {
-				MethodInfo mth = it.next();
-
-				if (mth.isRenamed() && !mth.isAliasFromPreset()) {
-					mth.setAlias(String.format("mo%d%s", id, makeName(mth.getName())));
+			boolean aliasFromPreset = false;
+			String aliasToUse = null;
+			for(MethodInfo mth : o.getMethods()){
+				if(mth.isAliasFromPreset()) {
+					aliasToUse = mth.getAlias();
+					aliasFromPreset = true;
 				}
-				String firstMethodAlias = mth.getAlias();
-
-				while (it.hasNext()) {
-					mth = it.next();
-					if (!mth.getAlias().equals(firstMethodAlias)) {
-						mth.setAlias(firstMethodAlias);
+			}
+			for(MethodInfo mth : o.getMethods()){
+				if(aliasToUse == null) {
+					if (mth.isRenamed() && !mth.isAliasFromPreset()) {
+						mth.setAlias(String.format("mo%d%s", id, makeName(mth.getName())));
 					}
+					aliasToUse = mth.getAlias();
 				}
+				mth.setAlias(aliasToUse);
+				mth.setAliasFromPreset(aliasFromPreset);
 			}
 
 			id++;