Enable SWIG threading for PyAuto calls. SWIG by default locks CPython's Global...

Enable SWIG threading for PyAuto calls. SWIG by default locks CPython's Global Interpreter Lock for all calls, preventing Python execution on any other thread.


BUG=chromium-os:18436
TEST=Write an autotest that uses a local HTTP server and make a PyAuto call to navigate to a URL served from the server.


Review URL: http://codereview.chromium.org/7607024

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96321 0039d316-1c4b-4281-b951-d872f2087c98

chrome/chrome_tests.gypi

@@ -3944,6 +3944,7 @@
                           '-I..',
                           '-python',
                           '-c++',
+                          '-threads',
                           '-outdir',
                           '<(PRODUCT_DIR)',
                           '-o',