Fix broken path in GLES2 CTS.

gpu/gles2_conform_support/gles2_conform_test.cc

Index: gpu/gles2_conform_support/gles2_conform_test.cc
diff --git a/gpu/gles2_conform_support/gles2_conform_test.cc b/gpu/gles2_conform_support/gles2_conform_test.cc
index 1948eab9c9d6b9c25c6d9e7e45c428682a15318c..1bfac909c0b30a8147d7c5945263e2a6c74f6b05 100644
--- a/gpu/gles2_conform_support/gles2_conform_test.cc
+++ b/gpu/gles2_conform_support/gles2_conform_test.cc
@@ -64,7 +64,7 @@ bool RunGLES2ConformTest(const char* path) {
       "gles2_conform_test_windowless")));
 
   CommandLine cmdline(program);
-  cmdline.AppendSwitch(std::string("-run=") + path);
+  cmdline.AppendArg(std::string("-run=") + path);
 
   std::string output;
   bool success = base::GetAppOutput(cmdline, &output);