Remove unused test command-line switches.

base/test/test_switches.h

Index: base/test/test_switches.h
diff --git a/base/test/test_switches.h b/base/test/test_switches.h
index 5e4e8e2aa783af3209e8e5a73dd65e540e3d9919..e358239985c5cbe721e953a84c46975c6c13b941 100644
--- a/base/test/test_switches.h
+++ b/base/test/test_switches.h
@@ -9,14 +9,11 @@ namespace switches {
 
 // All switches in alphabetical order. The switches should be documented
 // alongside the definition of their values in the .cc file.
-extern const char kLiveOperationTimeout[];
 extern const char kTestLargeTimeout[];
-extern const char kTestTerminateTimeout[];
 extern const char kTestTinyTimeout[];
 extern const char kUiTestActionTimeout[];
 extern const char kUiTestActionMaxTimeout[];
 extern const char kUiTestTerminateTimeout[];
-extern const char kUiTestTimeout[];
 
 }  // namespace switches