Update checked in version of gsutil to version 4.6

third_party/boto/boto/compat.py

Index: third_party/boto/boto/compat.py
===================================================================
--- third_party/boto/boto/compat.py	(revision 33376)
+++ third_party/boto/boto/compat.py	(working copy)
@@ -19,10 +19,23 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 #
+import os
 
+
 # This allows boto modules to say "from boto.compat import json".  This is
 # preferred so that all modules don't have to repeat this idiom.
 try:
     import simplejson as json
 except ImportError:
     import json
+
+
+# If running in Google App Engine there is no "user" and
+# os.path.expanduser() will fail. Attempt to detect this case and use a
+# no-op expanduser function in this case.
+try:
+    os.path.expanduser('~')
+    expanduser = os.path.expanduser
+except (AttributeError, ImportError):
+    # This is probably running on App Engine.
+    expanduser = (lambda x: x)