Make ApplicationImpl::args() be a std::vector<std::string>

mojo/examples/wget/wget.cc

Index: mojo/examples/wget/wget.cc
diff --git a/mojo/examples/wget/wget.cc b/mojo/examples/wget/wget.cc
index 09c4f7be8849f620fd494f247ace47a8f39cb2c5..1efaa2d71ff85db5209f0d156f50c565f54d11fa 100644
--- a/mojo/examples/wget/wget.cc
+++ b/mojo/examples/wget/wget.cc
@@ -76,8 +76,8 @@ class WGetApp : public ApplicationDelegate {
   }
 
  private:
-  void Start(const Array<String>& args) {
-    std::string url((args.size() > 1) ? args[1].get() : PromptForURL());
+  void Start(const std::vector<std::string>& args) {
+    std::string url((args.size() > 1) ? args[1] : PromptForURL());
     printf("Loading: %s\n", url.c_str());
 
     network_service_->CreateURLLoader(GetProxy(&url_loader_));