[Android] Remove guard that envsetup is sourced.

It's breaking the webkit build of android: http://build.webkit.org/builders/Chromium%20Android%20Release/builds/34681

TBR=ilevy
NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/12321125

git-svn-id: http://src.chromium.org/svn/trunk/src/build@184544 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

android/envsetup.sh

@@ -9,10 +9,13 @@
 # ANDROID_SDK_BUILD=1 will then be defined and used in the rest of the setup to
 # specifiy build type.
 
-if [ "$_" == "$0" ]; then
-  echo "ERROR: envsetup must be sourced."
-  exit 1
-fi
+# TODO(ilevy): Figure out the right check here. This breaks the webkit build as
+# is since it's sourced from another script:
+# http://build.webkit.org/builders/Chromium%20Android%20Release/builds/34681
+#if [ "$_" == "$0" ]; then
+#  echo "ERROR: envsetup must be sourced."
+#  exit 1
+#fi
 
 # Source functions script.  The file is in the same directory as this script.
 . "$(dirname $BASH_SOURCE)"/envsetup_functions.sh