修复crash（在onActivityCreated之前调用activity的方法导致的crash）

Fragment生命周期 https://developer.android.com/guide/components/fragments

https://console.firebase.google.com/project/tencent-iot/crashlytics/app/android:com.tencent.iot.explorer.link/issues/073cdcd7f9b49c34090f42bc03a16050?time=last-thirty-days&sessionId=5F5FEA0D006C0001268E4998192C8634_DNE_0_v2

Change-Id: If8b539bfee9c885b2ea7d8d7f94357f5bb1619c2

Author: archurcode

app/src/main/java/com/tencent/iot/explorer/link/kitlink/fragment/DeviceFragment.kt

@@ -58,22 +58,11 @@ class DeviceFragment : BaseFragment(), MyCallback, AdapterView.OnItemClickListen
     }
 
     override fun startHere(view: View) {
-    }
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View? {
         val categoryKey = arguments!!.getString("CategoryKey", "CategoryKey")
-        val view = inflater.inflate(getContentView(), container, false)
-        if (getContentView() != 0) {
-            devicesGridView = view.findViewById(R.id.gv_devices)
-            recommendDevicesGridView = view.findViewById(R.id.gv_recommend_devices)
-            setListener()
-            HttpRequest.instance.getRecommList(categoryKey, this)
-        }
-        return view
+        devicesGridView = view.findViewById(R.id.gv_devices)
+        recommendDevicesGridView = view.findViewById(R.id.gv_recommend_devices)
+        setListener()
+        HttpRequest.instance.getRecommList(categoryKey, this)
     }
 
     override fun fail(msg: String?, reqCode: Int) {