AAPT2: Fixup namespace implementation

A few pieces were missing in the namespace mangling implementation.
Namespace aware libraries now work, along with R class generation.

Bug: 64706588
Test: make AaptTestNamespace_App
Change-Id: I12f78d6aa909e782c0faf7ceaa36058f2e6c864a
diff --git a/tools/aapt2/xml/XmlDom_test.cpp b/tools/aapt2/xml/XmlDom_test.cpp
index 6ed2d61..10a4587 100644
--- a/tools/aapt2/xml/XmlDom_test.cpp
+++ b/tools/aapt2/xml/XmlDom_test.cpp
@@ -86,19 +86,14 @@
 
   void Visit(Element* el) override {
     if (el->name == "View1") {
-      EXPECT_THAT(TransformPackageAlias("one", "local"),
-                  Eq(make_value(ExtractedPackage{"com.one", false})));
+      EXPECT_THAT(TransformPackageAlias("one"), Eq(make_value(ExtractedPackage{"com.one", false})));
     } else if (el->name == "View2") {
-      EXPECT_THAT(TransformPackageAlias("one", "local"),
-                  Eq(make_value(ExtractedPackage{"com.one", false})));
-      EXPECT_THAT(TransformPackageAlias("two", "local"),
-                  Eq(make_value(ExtractedPackage{"com.two", false})));
+      EXPECT_THAT(TransformPackageAlias("one"), Eq(make_value(ExtractedPackage{"com.one", false})));
+      EXPECT_THAT(TransformPackageAlias("two"), Eq(make_value(ExtractedPackage{"com.two", false})));
     } else if (el->name == "View3") {
-      EXPECT_THAT(TransformPackageAlias("one", "local"),
-                  Eq(make_value(ExtractedPackage{"com.one", false})));
-      EXPECT_THAT(TransformPackageAlias("two", "local"),
-                  Eq(make_value(ExtractedPackage{"com.two", false})));
-      EXPECT_THAT(TransformPackageAlias("three", "local"),
+      EXPECT_THAT(TransformPackageAlias("one"), Eq(make_value(ExtractedPackage{"com.one", false})));
+      EXPECT_THAT(TransformPackageAlias("two"), Eq(make_value(ExtractedPackage{"com.two", false})));
+      EXPECT_THAT(TransformPackageAlias("three"),
                   Eq(make_value(ExtractedPackage{"com.three", false})));
     }
   }
@@ -112,7 +107,6 @@
         </View2>
       </View1>)");
 
-  Debug::DumpXml(doc.get());
   TestVisitor visitor;
   doc->root->Accept(&visitor);
 }