Remove unused library.

This should save about 30k (uncompressed) on the user build.
The library was used for the uploader, but the code has long since been removed.
diff --git a/Android.mk b/Android.mk
index 4ee7f34..b80c68b 100644
--- a/Android.mk
+++ b/Android.mk
@@ -8,8 +8,6 @@
 LOCAL_PACKAGE_NAME := Camera
 LOCAL_CERTIFICATE := media
 
-LOCAL_STATIC_JAVA_LIBRARIES := googlelogin-client
-
 include $(BUILD_PACKAGE)
 
 # Use the following include to make our test apk.