Disable all automated vie_auto_tests on Linux for now

Since the switch from icewm to openbox window manager on
Linux in Chrome infra, causes the test to hang when
creating Windows.

TEST=trybots compile step
BUG=chromium:318760
TBR=mflodman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/3539005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5118 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/video_engine/test/auto_test/source/vie_autotest_main.cc

@@ -49,6 +49,11 @@ int ViEAutoTestMain::RunTests(int argc, char** argv) {
   int result;
   if (FLAGS_automated) {
     // Run in automated mode.
+#if defined(OS_LINUX)
+    // All window-related tests are disabled on Linux for now.
+    // See https://code.google.com/p/chromium/issues/detail?id=318760
+    return 0;
+#endif
     result = RUN_ALL_TESTS();
   } else if (FLAGS_auto_custom_call) {
     // Run automated custom call.