diff --git a/default.xml b/default.xml
index 6366d6c..ed5f1f4 100644
--- a/default.xml
+++ b/default.xml
@@ -11,7 +11,6 @@
   <project path="build" name="platform/build" groups="pdk" >
     <copyfile src="core/root.mk" dest="Makefile" />
   </project>
-  <project path="art" name="platform/art" />
   <project path="abi/cpp" name="platform/abi/cpp" groups="pdk" />
   <project path="bionic" name="platform/bionic" groups="pdk" />
   <project path="bootable/bootloader/legacy" name="platform/bootable/bootloader/legacy" />
@@ -40,8 +39,6 @@
   <project path="device/generic/x86" name="device/generic/x86" groups="pdk" />
   <project path="device/google/accessory/arduino" name="device/google/accessory/arduino" groups="device" />
   <project path="device/google/accessory/demokit" name="device/google/accessory/demokit" groups="device" />
-  <project path="device/lge/hammerhead" name="device/lge/hammerhead" groups="device,hammerhead" />
-  <project path="device/lge/hammerhead-kernel" name="device/lge/hammerhead-kernel" groups="device,hammerhead" />
   <project path="device/lge/mako" name="device/lge/mako" groups="device,mako" />
   <project path="device/lge/mako-kernel" name="device/lge/mako-kernel" groups="device,mako" />
   <project path="device/sample" name="device/sample" groups="pdk" />
@@ -72,32 +69,7 @@
   <project path="external/ceres-solver" name="platform/external/ceres-solver" />
   <project path="external/checkpolicy" name="platform/external/checkpolicy" groups="pdk" />
   <project path="external/chromium" name="platform/external/chromium" />
-  <project path="external/chromium-libpac" name="platform/external/chromium-libpac" />
   <project path="external/chromium-trace" name="platform/external/chromium-trace" groups="pdk" />
-  <project path="external/chromium_org" name="platform/external/chromium_org" />
-  <project path="external/chromium_org/sdch/open-vcdiff" name="platform/external/chromium_org/sdch/open-vcdiff" />
-  <project path="external/chromium_org/testing/gtest" name="platform/external/chromium_org/testing/gtest" />
-  <project path="external/chromium_org/third_party/WebKit" name="platform/external/chromium_org/third_party/WebKit" />
-  <project path="external/chromium_org/third_party/angle_dx11" name="platform/external/chromium_org/third_party/angle_dx11" />
-  <project path="external/chromium_org/third_party/eyesfree/src/android/java/src/com/googlecode/eyesfree/braille" name="platform/external/chromium_org/third_party/eyesfree/src/android/java/src/com/googlecode/eyesfree/braille" />
-  <project path="external/chromium_org/third_party/freetype" name="platform/external/chromium_org/third_party/freetype" />
-  <project path="external/chromium_org/third_party/icu" name="platform/external/chromium_org/third_party/icu" />
-  <project path="external/chromium_org/third_party/leveldatabase/src" name="platform/external/chromium_org/third_party/leveldatabase/src" />
-  <project path="external/chromium_org/third_party/libjingle/source/talk" name="platform/external/chromium_org/third_party/libjingle/source/talk" />
-  <project path="external/chromium_org/third_party/libphonenumber/src/phonenumbers" name="platform/external/chromium_org/third_party/libphonenumber/src/phonenumbers" />
-  <project path="external/chromium_org/third_party/libphonenumber/src/resources" name="platform/external/chromium_org/third_party/libphonenumber/src/resources" />
-  <project path="external/chromium_org/third_party/mesa/src" name="platform/external/chromium_org/third_party/mesa/src" />
-  <project path="external/chromium_org/third_party/openssl" name="platform/external/chromium_org/third_party/openssl" />
-  <project path="external/chromium_org/third_party/opus/src" name="platform/external/chromium_org/third_party/opus/src" />
-  <project path="external/chromium_org/third_party/ots" name="platform/external/chromium_org/third_party/ots" />
-  <project path="external/chromium_org/third_party/skia/gyp" name="platform/external/chromium_org/third_party/skia/gyp" />
-  <project path="external/chromium_org/third_party/skia/include" name="platform/external/chromium_org/third_party/skia/include" />
-  <project path="external/chromium_org/third_party/skia/src" name="platform/external/chromium_org/third_party/skia/src" />
-  <project path="external/chromium_org/third_party/smhasher/src" name="platform/external/chromium_org/third_party/smhasher/src" />
-  <project path="external/chromium_org/third_party/yasm/source/patched-yasm" name="platform/external/chromium_org/third_party/yasm/source/patched-yasm" />
-  <project path="external/chromium_org/tools/grit" name="platform/external/chromium_org/tools/grit" />
-  <project path="external/chromium_org/tools/gyp" name="platform/external/chromium_org/tools/gyp" />
-  <project path="external/chromium_org/v8" name="platform/external/chromium_org/v8" />
   <project path="external/clang" name="platform/external/clang" groups="pdk" />
   <project path="external/compiler-rt" name="platform/external/compiler-rt" groups="pdk" />
   <project path="external/conscrypt" name="platform/external/conscrypt" />
@@ -106,7 +78,6 @@
   <project path="external/dnsmasq" name="platform/external/dnsmasq" groups="pdk" />
   <project path="external/doclava" name="platform/external/doclava" />
   <project path="external/dropbear" name="platform/external/dropbear" />
-  <project path="external/droiddriver" name="platform/external/droiddriver" />
   <project path="external/e2fsprogs" name="platform/external/e2fsprogs" groups="pdk" />
   <project path="external/easymock" name="platform/external/easymock" />
   <project path="external/eclipse-basebuilder" name="platform/external/eclipse-basebuilder" />
@@ -203,7 +174,6 @@
   <project path="external/openssh" name="platform/external/openssh" />
   <project path="external/openssl" name="platform/external/openssl" groups="pdk" />
   <project path="external/oprofile" name="platform/external/oprofile" />
-  <project path="external/pixman" name="platform/external/pixman" />
   <project path="external/ppp" name="platform/external/ppp" />
   <project path="external/proguard" name="platform/external/proguard" groups="pdk-java" />
   <project path="external/protobuf" name="platform/external/protobuf" groups="pdk" />
@@ -216,7 +186,6 @@
   <project path="external/safe-iop" name="platform/external/safe-iop" groups="pdk" />
   <project path="external/scrypt" name="platform/external/scrypt" />
   <project path="external/sepolicy" name="platform/external/sepolicy" groups="pdk" />
-  <project path="external/sfntly" name="platform/external/sfntly" />
   <project path="external/skia" name="platform/external/skia" />
   <project path="external/smack" name="platform/external/smack" />
   <project path="external/smali" name="platform/external/smali" />
@@ -233,7 +202,6 @@
   <project path="external/tcpdump" name="platform/external/tcpdump" />
   <project path="external/timezonepicker-support" name="platform/external/timezonepicker-support" />
   <project path="external/tinyalsa" name="platform/external/tinyalsa" groups="pdk" />
-  <project path="external/tinycompress" name="platform/external/tinycompress" groups="pdk" />
   <project path="external/tinyxml" name="platform/external/tinyxml" groups="pdk" />
   <project path="external/tinyxml2" name="platform/external/tinyxml2" groups="pdk" />
   <project path="external/tremolo" name="platform/external/tremolo" groups="pdk" />
@@ -273,7 +241,6 @@
   <project path="frameworks/rs" name="platform/frameworks/rs" groups="pdk" />
   <project path="frameworks/support" name="platform/frameworks/support" />
   <project path="frameworks/testing" name="platform/frameworks/testing" />
-  <project path="frameworks/uiautomator" name="platform/frameworks/uiautomator" revision="master" />
   <project path="frameworks/volley" name="platform/frameworks/volley" />
   <project path="frameworks/webview" name="platform/frameworks/webview" />
   <project path="frameworks/wilhelm" name="platform/frameworks/wilhelm" />
@@ -289,7 +256,6 @@
   <project path="hardware/qcom/keymaster" name="platform/hardware/qcom/keymaster" groups="qcom" />
   <project path="hardware/qcom/media" name="platform/hardware/qcom/media" groups="qcom" />
   <project path="hardware/qcom/msm8960" name="platform/hardware/qcom/msm8960" groups="qcom_msm8960" />
-  <project path="hardware/qcom/msm8x74" name="platform/hardware/qcom/msm8x74" groups="qcom_msm8x74" />
   <project path="hardware/qcom/power" name="platform/hardware/qcom/power" groups="qcom" />
   <project path="hardware/qcom/sensors" name="platform/hardware/qcom/sensors" groups="qcom" />
   <project path="hardware/qcom/wlan" name="platform/hardware/qcom/wlan" groups="qcom_wlan" />
@@ -308,7 +274,6 @@
   <project path="packages/apps/Calculator" name="platform/packages/apps/Calculator" />
   <project path="packages/apps/Calendar" name="platform/packages/apps/Calendar" />
   <project path="packages/apps/Camera" name="platform/packages/apps/Camera" />
-  <project path="packages/apps/Camera2" name="platform/packages/apps/Camera2" />
   <project path="packages/apps/CellBroadcastReceiver" name="platform/packages/apps/CellBroadcastReceiver" />
   <project path="packages/apps/CertInstaller" name="platform/packages/apps/CertInstaller" />
   <project path="packages/apps/Contacts" name="platform/packages/apps/Contacts" />
@@ -323,7 +288,6 @@
   <project path="packages/apps/InCallUI" name="platform/packages/apps/InCallUI" />
   <project path="packages/apps/KeyChain" name="platform/packages/apps/KeyChain" />
   <project path="packages/apps/Launcher2" name="platform/packages/apps/Launcher2" />
-  <project path="packages/apps/Launcher3" name="platform/packages/apps/Launcher3" />
   <project path="packages/apps/LegacyCamera" name="platform/packages/apps/LegacyCamera" />
   <project path="packages/apps/Mms" name="platform/packages/apps/Mms" />
   <project path="packages/apps/Music" name="platform/packages/apps/Music" />
@@ -343,7 +307,6 @@
   <project path="packages/apps/SpeechRecorder" name="platform/packages/apps/SpeechRecorder" />
   <project path="packages/apps/Stk" name="platform/packages/apps/Stk" />
   <project path="packages/apps/Tag" name="platform/packages/apps/Tag" />
-  <project path="packages/apps/UnifiedEmail" name="platform/packages/apps/UnifiedEmail" />
   <project path="packages/apps/VideoEditor" name="platform/packages/apps/VideoEditor" />
   <project path="packages/apps/VoiceDialer" name="platform/packages/apps/VoiceDialer" />
   <project path="packages/experimental" name="platform/packages/experimental" />
@@ -428,7 +391,6 @@
   <project path="prebuilts/python/darwin-x86/2.7.5" name="platform/prebuilts/python/darwin-x86/2.7.5" groups="darwin" />
   <project path="prebuilts/python/linux-x86/2.7.5" name="platform/prebuilts/python/linux-x86/2.7.5" groups="linux" />
   <project path="prebuilts/qemu-kernel" name="platform/prebuilts/qemu-kernel" groups="pdk" />
-  <project path="prebuilts/runtime" name="platform/prebuilts/runtime" />
   <project path="prebuilts/sdk" name="platform/prebuilts/sdk" groups="pdk" />
   <project path="prebuilts/tools" name="platform/prebuilts/tools" groups="pdk,tools" />
   <project path="sdk" name="platform/sdk" />