Revert^2 "Move some image/9patch code to androidfw"

This reverts commit 917043bc2586743afda5a21386893fa8c787800b.

Reason for revert: Roll forward with fix

Test: Automatic
Bug: 296324826
Change-Id: I42a0b48c02fd497b2174c0c65f300265202f7ab1
diff --git a/tools/aapt2/test/Common.h b/tools/aapt2/test/Common.h
index e48668c..0437980 100644
--- a/tools/aapt2/test/Common.h
+++ b/tools/aapt2/test/Common.h
@@ -90,7 +90,7 @@
     return {};
   }
 
-  std::unique_ptr<io::InputStream> OpenInputStream() override {
+  std::unique_ptr<android::InputStream> OpenInputStream() override {
     return OpenAsData();
   }