Use WiFi.Frequency property to set desired band for networkingPrivateApi.StartConnect()

components/wifi/wifi_test.cc

Index: components/wifi/wifi_test.cc
diff --git a/components/wifi/wifi_test.cc b/components/wifi/wifi_test.cc
index 8fd0aaf9deaee427573166f251d95e046770b9f7..459d90140d6e84e0622b118025560cb77f2d76be 100644
--- a/components/wifi/wifi_test.cc
+++ b/components/wifi/wifi_test.cc
@@ -88,6 +88,8 @@ bool WiFiTest::ParseCommandLine(int argc, const char* argv[]) {
   const CommandLine& parsed_command_line = *CommandLine::ForCurrentProcess();
   std::string network_guid =
       parsed_command_line.GetSwitchValueASCII("network_guid");
+  std::string frequency =
+      parsed_command_line.GetSwitchValueASCII("frequency");
 
   if (parsed_command_line.GetArgs().size() == 1) {
 #if defined(OS_WIN)
@@ -127,9 +129,28 @@ bool WiFiTest::ParseCommandLine(int argc, const char* argv[]) {
     }
   }
 
+  // Optional properties (frequency, password) to use for connect.
+  scoped_ptr<DictionaryValue> connect_properties(new DictionaryValue());
+
+  if (parsed_command_line.HasSwitch("frequency")) {
+    int value = 0;
+    if (!network_guid.empty() &&
+        !frequency.empty() &&
+        base::StringToInt(frequency, &value)) {
+      connect_properties->SetInteger("WiFi.Frequency", value);
+      // fall through to connect.
+    }
+  }
+
   if (parsed_command_line.HasSwitch("connect")) {
     if (network_guid.length() > 0) {
       std::string error;
+      if (!connect_properties->empty()) {
+        std::cout << "Using connect properties: " << *connect_properties;
+        wifi_service->SetProperties(network_guid,
+                                    connect_properties.Pass(),
+                                    &error);
+      }
       wifi_service->StartConnect(network_guid, &error);
       std::cout << error;
       return true;