Linux: Add support for chrooted renderers.

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 feb9cf35bf03d4d4eedf3f45fb210bcd44e5ea60..f3ad22540492d5b87e22bdedc8c84423a02f62ac 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -474,4 +474,7 @@ const wchar_t kForceFieldTestNameAndValue[]    = L"force-fieldtest";
 // can be a file path, in which case the file will be used as the new tab page.
 const wchar_t kNewNewTabPage[]                 = L"new-new-tab-page";
 
+// Enables the Linux sandbox (development only, incomplete).
+const wchar_t kLinuxSandbox[]                  = L"linux-sandbox";
+
 }  // namespace switches