Remove callers of mojo::Array<size_t> constructor in favor of ::New

examples/native_run_app/native_run_app.cc

Index: examples/native_run_app/native_run_app.cc
diff --git a/examples/native_run_app/native_run_app.cc b/examples/native_run_app/native_run_app.cc
index a736dc369cd6ae47a6731edb7617b6daf14cc1d1..306265f456b21a0ccf833e90543d7480619a9229 100644
--- a/examples/native_run_app/native_run_app.cc
+++ b/examples/native_run_app/native_run_app.cc
@@ -52,7 +52,7 @@ class TerminalConnection {
  private:
   void Write(const char* s, mojo::files::File::WriteCallback callback) {
     size_t length = strlen(s);
-    mojo::Array<uint8_t> a(length);
+    auto a = mojo::Array<uint8_t>::New(length);
     memcpy(&a[0], s, length);
     terminal_->Write(a.Pass(), 0, mojo::files::Whence::FROM_CURRENT, callback);
   }