Disable set -e for extract build step

build/android/buildbot_functions.sh

Index: build/android/buildbot_functions.sh
diff --git a/build/android/buildbot_functions.sh b/build/android/buildbot_functions.sh
index 42d63c2280005e3cc5930b64196ec0ae8b56215d..b38f96980b0f92975caef619e4c9b2ab5b560d72 100755
--- a/build/android/buildbot_functions.sh
+++ b/build/android/buildbot_functions.sh
@@ -266,10 +266,20 @@ function bb_extract_build {
     return 1
   fi
 
+  # extract_build issues warnings with return code above 1
+  (
+  set +x
   python ../../../../scripts/slave/extract_build.py \
     --build-dir "$SRC_ROOT" \
     --build-output-dir "out" \
     --target Release \
     --factory-properties "$FACTORY_PROPERTIES" \
     --build-properties "$BUILD_PROPERTIES"
+  extract_exitcode=$?
+  if (( $extract_exitcode > 1 )); then

[newt (away), 2012/06/22 00:40:19]

Are you intentionally ignoring an error code of 1?  If so, it's probably worth
mentioning why in the comment above.

+    echo "@@@STEP_WARNINGS@@@"
+    return
+  fi
+  return $extract_exitcode
+  )
 }