Let BaseChromiumApplication manage the tracing controller

chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java

Index: chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java
diff --git a/chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java b/chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java
index 7828c93679c7b0e2462bd8c2b18bf4bc29ff4f84..2bc144c7fa60a136ee4e2ae5fdde69addea8855f 100644
--- a/chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java
+++ b/chrome/android/testshell/java/src/org/chromium/chrome/testshell/ChromiumTestShellActivity.java
@@ -39,7 +39,6 @@ public class ChromiumTestShellActivity extends Activity implements MenuHandler {
     private TabManager mTabManager;
     private DevToolsServer mDevToolsServer;
     private SyncController mSyncController;
-    private TracingControllerAndroid mTracingController;
 
     @Override
     protected void onCreate(final Bundle savedInstanceState) {
@@ -233,25 +232,6 @@ public class ChromiumTestShellActivity extends Activity implements MenuHandler {
         }
     }
 
-    private TracingControllerAndroid getTracingController() {
-        if (mTracingController == null) {
-            mTracingController = new TracingControllerAndroid(this);
-        }
-        return mTracingController;
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        getTracingController().registerReceiver(this);
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-        getTracingController().unregisterReceiver(this);
-    }
-
     private static String getUrlFromIntent(Intent intent) {
         return intent != null ? intent.getDataString() : null;
     }