Switch tools to R16

Change-Id: I8b706c8eaf2e89c9634fc7c4efea5c04159476d3
diff --git a/default.xml b/default.xml
index 5bf627c..0bb9d51 100644
--- a/default.xml
+++ b/default.xml
@@ -115,7 +115,7 @@
   <project path="external/ppp" name="platform/external/ppp" />
   <project path="external/proguard" name="platform/external/proguard" />
   <project path="external/protobuf" name="platform/external/protobuf" />
-  <project path="external/qemu" name="platform/external/qemu" />
+  <project path="external/qemu" name="platform/external/qemu" revision="tools_r16" />
   <project path="external/qemu-pc-bios" name="platform/external/qemu-pc-bios" />
   <project path="external/quake" name="platform/external/quake" />
   <project path="external/safe-iop" name="platform/external/safe-iop" />
@@ -224,7 +224,7 @@
   <project path="packages/wallpapers/NoiseField" name="platform/packages/wallpapers/NoiseField" />
   <project path="packages/wallpapers/PhaseBeam" name="platform/packages/wallpapers/PhaseBeam" />
   <project path="prebuilt" name="platform/prebuilt" />
-  <project path="sdk" name="platform/sdk" />
+  <project path="sdk" name="platform/sdk" revision="tools_r16" />
   <project path="system/bluetooth" name="platform/system/bluetooth" />
   <project path="system/core" name="platform/system/core" />
   <project path="system/extras" name="platform/system/extras" />