Translate: browser test for Chrome Translate in an isolated world

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 3c32e9ffc4bf66f13869b9f2f0475ddff97eb8f2..c05b2c77b01a34420e915c483671496eb93eb42b 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1403,6 +1403,9 @@ const char kTrackActiveVisitTime[]          = "track-active-visit-time";
 // Overrides the default server used for Google Translate.
 const char kTranslateScriptURL[]            = "translate-script-url";
 
+// Overrides security-origin with which Translate runs in an isolated world.
+const char kTranslateSecurityOrigin[]       = "translate-security-origin";
+
 // Disables same-origin check on HTTP resources pushed via a SPDY proxy.
 // The value is the host:port of the trusted proxy.
 const char kTrustedSpdyProxy[]              = "trusted-spdy-proxy";