Fix an SkCommandLineFlags bug.

gm/gmmain.cpp

Index: gm/gmmain.cpp
diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index 4979d79a544ac381633c808389225bcab015dfb5..65058d619851d05e6b64b1c9ef578c1aefb1567d 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -1256,7 +1256,7 @@ static int findConfig(const char config[]) {
     return -1;
 }
 
-static bool skip_name(const SkTDArray<const char*> array, const char name[]) {
+static bool skip_name(SkCommandLineFlags::StringArray array, const char name[]) {
     if (0 == array.count()) {
         // no names, so don't skip anything
         return false;