Description: Ten seconds is not enough time for some busy machines. Don't kill
  GPU process until 20 sec.
Author: Chad MILLER <chad.miller@canonical.com>

--- a/content/gpu/gpu_main.cc
+++ b/content/gpu/gpu_main.cc
@@ -71,7 +71,7 @@
 #include <sanitizer/coverage_interface.h>
 #endif
 
-const int kGpuTimeout = 10000;
+const int kGpuTimeout = 20000;
 
 namespace content {
 
