fix ios break

experimental/SimpleiOSApp/SimpleApp.mm

Index: experimental/SimpleiOSApp/SimpleApp.mm
diff --git a/experimental/SimpleiOSApp/SimpleApp.mm b/experimental/SimpleiOSApp/SimpleApp.mm
index dba8bccafd30a3abe488f5ef0e7953d7db8cc520..44b646f54fdbddbf1ac2d29d3766dd3b00cad17c 100644
--- a/experimental/SimpleiOSApp/SimpleApp.mm
+++ b/experimental/SimpleiOSApp/SimpleApp.mm
@@ -5,7 +5,7 @@
 #include "SkCGUtils.h"
 
 extern void tool_main(int argc, char *argv[]);
-void save_args(int argc, char *argv[]);
+extern bool set_cmd_line_args(int argc, char *argv[], const char* dir);
 
 class SkSampleView : public SkView {
 public:
@@ -41,9 +41,10 @@ void application_term() {
 int saved_argc;
 char** saved_argv;
 
-void save_args(int argc, char *argv[]) {
+bool set_cmd_line_args(int argc, char *argv[], const char* ) {
     saved_argc = argc;
     saved_argv = argv;
+    return true;
 }
 
 class FillLayout : public SkView::Layout {