diff --git a/default.xml b/default.xml
index ed23fe5..80d6e5b 100644
--- a/default.xml
+++ b/default.xml
@@ -125,7 +125,6 @@
   <project path="external/chromium-webview" name="platform/external/chromium-webview" groups="pdk" clone-depth="1" />
   <project path="external/clang" name="platform/external/clang" groups="pdk" />
   <project path="external/cldr" name="platform/external/cldr" groups="pdk" />
-  <project path="external/cmockery" name="platform/external/cmockery" groups="pdk" />
   <project path="external/cn-cbor" name="platform/external/cn-cbor" groups="pdk" />
   <project path="external/compiler-rt" name="platform/external/compiler-rt" groups="pdk" />
   <project path="external/conscrypt" name="platform/external/conscrypt" groups="pdk" />
@@ -147,7 +146,6 @@
   <project path="external/doclava" name="platform/external/doclava" groups="pdk" />
   <project path="external/dokka" name="platform/external/dokka" groups="pdk" />
   <project path="external/drm_hwcomposer" name="platform/external/drm_hwcomposer" groups="drm_hwcomposer,pdk-fs" />
-  <project path="external/droiddriver" name="platform/external/droiddriver" groups="pdk" />
   <project path="external/drrickorang" name="platform/external/drrickorang" groups="pdk" />
   <project path="external/dtc" name="platform/external/dtc" groups="pdk"/>
   <project path="external/dynamic_depth" name="platform/external/dynamic_depth" groups="pdk" />
@@ -259,7 +257,6 @@
   <project path="external/libkmsxx" name="platform/external/libkmsxx" groups="pdk" />
   <project path="external/libldac" name="platform/external/libldac" groups="pdk" />
   <project path="external/libmpeg2" name="platform/external/libmpeg2" groups="pdk" />
-  <project path="external/libmtp" name="platform/external/libmtp" groups="pdk" />
   <project path="external/libnetfilter_conntrack" name="platform/external/libnetfilter_conntrack" groups="pdk" />
   <project path="external/libnfnetlink" name="platform/external/libnfnetlink" groups="pdk" />
   <project path="external/libnl" name="platform/external/libnl" groups="pdk" />
@@ -274,7 +271,6 @@
   <project path="external/libunwind" name="platform/external/libunwind" groups="pdk" />
   <project path="external/libunwind_llvm" name="platform/external/libunwind_llvm" groups="pdk" />
   <project path="external/libusb" name="platform/external/libusb" groups="pdk" />
-  <project path="external/libusb-compat" name="platform/external/libusb-compat" groups="pdk" />
   <project path="external/libutf" name="platform/external/libutf" groups="pdk" />
   <project path="external/libvpx" name="platform/external/libvpx" groups="pdk" />
   <project path="external/libvterm" name="platform/external/libvterm" groups="pdk" />
@@ -331,61 +327,28 @@
   <project path="external/ppp" name="platform/external/ppp" groups="pdk" />
   <project path="external/proguard" name="platform/external/proguard" groups="pdk" />
   <project path="external/protobuf" name="platform/external/protobuf" groups="pdk" />
-  <project path="external/protobuf-javalite" name="platform/external/protobuf-javalite" groups="pdk" />
   <project path="external/puffin" name="platform/external/puffin" groups="pdk" />
   <project path="external/python/apitools" name="platform/external/python/apitools" groups="pdk" />
-  <project path="external/python/appdirs" name="platform/external/python/appdirs" groups="vts,pdk" />
   <project path="external/python/asn1crypto" name="platform/external/python/asn1crypto" groups="pdk" />
-  <project path="external/python/atomicwrites" name="platform/external/python/atomicwrites" groups="pdk" />
-  <project path="external/python/attrs" name="platform/external/python/attrs" groups="pdk" />
-  <project path="external/python/cachetools" name="platform/external/python/cachetools" groups="vts,pdk" />
   <project path="external/python/cffi" name="platform/external/python/cffi" groups="pdk" />
   <project path="external/python/cpython2" name="platform/external/python/cpython2" groups="pdk" />
   <project path="external/python/cpython3" name="platform/external/python/cpython3" groups="pdk" />
   <project path="external/python/cryptography" name="platform/external/python/cryptography" groups="pdk" />
   <project path="external/python/dateutil" name="platform/external/python/dateutil" groups="pdk" />
-  <project path="external/python/dill" name="platform/external/python/dill" groups="vts,pdk" />
-  <project path="external/python/enum" name="platform/external/python/enum" groups="vts,pdk" />
   <project path="external/python/enum34" name="platform/external/python/enum34" groups="vts,pdk" />
   <project path="external/python/funcsigs" name="platform/external/python/funcsigs" groups="pdk" />
-  <project path="external/python/future" name="platform/external/python/future" groups="vts,pdk" />
   <project path="external/python/futures" name="platform/external/python/futures" groups="vts,pdk" />
-  <project path="external/python/gapic-google-cloud-pubsub-v1" name="platform/external/python/gapic-google-cloud-pubsub-v1" groups="vts,pdk" />
   <project path="external/python/google-api-python-client" name="platform/external/python/google-api-python-client" groups="vts,pdk" />
-  <project path="external/python/google-auth" name="platform/external/python/google-auth" groups="vts,pdk" />
-  <project path="external/python/google-auth-httplib2" name="platform/external/python/google-auth-httplib2" groups="vts,pdk" />
-  <project path="external/python/google-cloud-core" name="platform/external/python/google-cloud-core" groups="vts,pdk" />
-  <project path="external/python/google-cloud-pubsub" name="platform/external/python/google-cloud-pubsub" groups="vts,pdk" />
-  <project path="external/python/google-gax" name="platform/external/python/google-gax" groups="vts,pdk" />
-  <project path="external/python/googleapis" name="platform/external/python/googleapis" groups="vts,pdk" />
-  <project path="external/python/grpc-google-iam-v1" name="platform/external/python/grpc-google-iam-v1" groups="vts,pdk" />
-  <project path="external/python/grpcio" name="platform/external/python/grpcio" groups="vts,pdk" />
   <project path="external/python/httplib2" name="platform/external/python/httplib2" groups="vts,pdk" />
   <project path="external/python/ipaddress" name="platform/external/python/ipaddress" groups="pdk" />
-  <project path="external/python/matplotlib" name="platform/external/python/matplotlib" groups="vts,pdk" />
   <project path="external/python/mock" name="platform/external/python/mock" groups="pdk" />
-  <project path="external/python/more-itertools" name="platform/external/python/more-itertools" groups="pdk" />
-  <project path="external/python/numpy" name="platform/external/python/numpy" groups="vts,pdk" />
   <project path="external/python/oauth2client" name="platform/external/python/oauth2client" groups="vts,pdk" />
-  <project path="external/python/olefile" name="platform/external/python/olefile" groups="vts,pdk" />
-  <project path="external/python/packaging" name="platform/external/python/packaging" groups="vts,pdk" />
-  <project path="external/python/parse" name="platform/external/python/parse" groups="vts,pdk" />
-  <project path="external/python/Pillow" name="platform/external/python/Pillow" groups="vts,pdk" />
-  <project path="external/python/ply" name="platform/external/python/ply" groups="vts,pdk" />
-  <project path="external/python/pluggy" name="platform/external/python/pluggy" groups="pdk" />
-  <project path="external/python/proto-google-cloud-pubsub-v1" name="platform/external/python/proto-google-cloud-pubsub-v1" groups="vts,pdk" />
-  <project path="external/python/protobuf" name="platform/external/python/protobuf" groups="vts,pdk" />
-  <project path="external/python/py" name="platform/external/python/py" groups="pdk" />
   <project path="external/python/pyasn1" name="platform/external/python/pyasn1" groups="vts,pdk" />
   <project path="external/python/pyasn1-modules" name="platform/external/python/pyasn1-modules" groups="vts,pdk" />
   <project path="external/python/pybind11" name="platform/external/python/pybind11" groups="pdk" />
   <project path="external/python/pycparser" name="platform/external/python/pycparser" groups="pdk" />
   <project path="external/python/pyopenssl" name="platform/external/python/pyopenssl" groups="pdk" />
-  <project path="external/python/pyparsing" name="platform/external/python/pyparsing" groups="vts,pdk" />
-  <project path="external/python/pytest" name="platform/external/python/pytest" groups="pdk" />
-  <project path="external/python/requests" name="platform/external/python/requests" groups="vts,pdk" />
   <project path="external/python/rsa" name="platform/external/python/rsa" groups="vts,pdk" />
-  <project path="external/python/scipy" name="platform/external/python/scipy" groups="vts,pdk" />
   <project path="external/python/setuptools" name="platform/external/python/setuptools" groups="vts,pdk" />
   <project path="external/python/six" name="platform/external/python/six" groups="vts,pdk" />
   <project path="external/python/uritemplates" name="platform/external/python/uritemplates" groups="vts,pdk" />
@@ -644,7 +607,6 @@
   <project path="packages/modules/NetworkStack" name="platform/packages/modules/NetworkStack" groups="pdk-cw-fs,pdk-fs" />
   <project path="packages/modules/TestModule" name="platform/packages/modules/TestModule" />
   <project path="packages/modules/vndk" name="platform/packages/modules/vndk" groups="pdk-cw-fs,pdk-fs" />
-  <project path="packages/providers/ApplicationsProvider" name="platform/packages/providers/ApplicationsProvider" groups="pdk-fs" />
   <project path="packages/providers/BlockedNumberProvider" name="platform/packages/providers/BlockedNumberProvider" groups="pdk-fs" />
   <project path="packages/providers/BookmarkProvider" name="platform/packages/providers/BookmarkProvider" groups="pdk-fs" />
   <project path="packages/providers/CalendarProvider" name="platform/packages/providers/CalendarProvider" groups="pdk-cw-fs,pdk-fs" />
@@ -768,7 +730,6 @@
   <project path="system/tools/sysprop" name="platform/system/tools/sysprop" groups="pdk" />
   <project path="system/tools/xsdc" name="platform/system/tools/xsdc" groups="pdk" />
   <project path="system/update_engine" name="platform/system/update_engine" groups="pdk" />
-  <project path="system/ucontainer" name="platform/system/ucontainer" groups="pdk" />
   <project path="system/vold" name="platform/system/vold" groups="pdk" />
   <project path="test/framework" name="platform/test/framework" groups="vts,projectarch,pdk" />
   <project path="test/mlts/benchmark" name="platform/test/mlts/benchmark" groups="pdk" />