Remove unused variable.

TBR=abarth@chromium.org

Review URL: https://codereview.chromium.org/1223003002 .

sdk/example/demo_launcher/apk/org/domokit/sky/demo/SkyDemoApplication.java

@@ -59,7 +59,7 @@ public class SkyDemoApplication extends SkyApplication {
         registry.register(ActivityManager.MANAGER.getName(), new ServiceFactory() {
             @Override
             public void connectToService(Context context, Core core, MessagePipeHandle pipe) {
-                ActivityManager.MANAGER.bind(new ActivityManagerImpl(context), pipe);
+                ActivityManager.MANAGER.bind(new ActivityManagerImpl(), pipe);
             }
         });
 

services/intents/src/org/domokit/intents/ActivityManagerImpl.java

@@ -6,7 +6,6 @@ package org.domokit.intents;
 
 import android.app.Activity;
 import android.content.ActivityNotFoundException;
-import android.content.Context;
 import android.net.Uri;
 import android.util.Log;
 
@@ -22,10 +21,8 @@ import org.chromium.mojom.intents.StringExtra;
 public class ActivityManagerImpl implements ActivityManager {
     private static final String TAG = "ActivityManagerImpl";
     private static Activity sCurrentActivity;
-    private Context mContext;
 
-    public ActivityManagerImpl(Context context) {
-        mContext = context;
+    public ActivityManagerImpl() {
     }
 
     public static void setCurrentActivity(Activity activity) {