libandroidfw: move ConfigDescription from aapt2 to libandroidfw

This is to allow idmap2 to access ConfigDescription.

Test: libandroidfw_tests
Test: aapt2_tests
Change-Id: I54210bbbd8dad5903cb7100807df977efa394ad5
diff --git a/tools/aapt2/dump/DumpManifest.cpp b/tools/aapt2/dump/DumpManifest.cpp
index 2c356d1..e547e47 100644
--- a/tools/aapt2/dump/DumpManifest.cpp
+++ b/tools/aapt2/dump/DumpManifest.cpp
@@ -24,7 +24,10 @@
 #include "process/IResourceTableConsumer.h"
 #include "xml/XmlDom.h"
 
+#include "androidfw/ConfigDescription.h"
+
 using ::android::base::StringPrintf;
+using ::android::ConfigDescription;
 
 namespace aapt {
 
@@ -2194,4 +2197,4 @@
   return 0;
 }
 
-} // namespace aapt
\ No newline at end of file
+} // namespace aapt