AppRTCDemoActivity: Add a config CheckBox for enabling/disabling CPU overuse adaptation.

Also removed some unused "summary" ListPreference
fields.

The looks of it can be found in [1] (lowest row).

[1] https://drive.google.com/file/d/0By6DR2QIwc_ZQm9TMW5YVEpsMWc/view?usp=sharing

R=glaznev@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/27939004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7646 4adac7df-926f-26a2-2b94-8c16560cd09d

talk/examples/android/src/org/appspot/apprtc/ConnectActivity.java

@@ -73,6 +73,7 @@ public class ConnectActivity extends Activity {
   private String keyprefUrl;
   private String keyprefResolution;
   private String keyprefFps;
+  private String keyprefCpuUsageDetection;
   private String keyprefRoom;
   private String keyprefRoomList;
   private ArrayList<String> roomList;
@@ -88,6 +89,7 @@ public class ConnectActivity extends Activity {
     keyprefUrl = getString(R.string.pref_url_key);
     keyprefResolution = getString(R.string.pref_resolution_key);
     keyprefFps = getString(R.string.pref_fps_key);
+    keyprefCpuUsageDetection = getString(R.string.pref_cpu_usage_detection_key);
     keyprefRoom = getString(R.string.pref_room_key);
     keyprefRoomList = getString(R.string.pref_room_list_key);
 
@@ -252,6 +254,14 @@ public class ConnectActivity extends Activity {
           url += "&hd=true";
         }
       }
+      // Test if CpuOveruseDetection should be disabled. By default is on.
+      boolean cpuOveruseDetection = sharedPref.getBoolean(
+          keyprefCpuUsageDetection,
+          Boolean.valueOf(
+              getString(R.string.pref_cpu_usage_detection_default)));
+      if (!cpuOveruseDetection) {
+        url += "&googCpuOveruseDetection=false";
+      }
       // TODO(kjellander): Add support for custom parameters to the URL.
       connectToRoom(url);
     }