Define a Java-side global application context.

mojo/runner/android/apk/src/org/chromium/mojo/shell/MojoShellActivity.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.mojo.shell;
 
 import android.app.Activity;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
@@ skipping 29 matching lines @@
                     newParameters[parameters.length] = uri.toString();
                     parameters = newParameters;
                 }
             }
         }
 
         // TODO(ppi): Gotcha - the call below will work only once per process lifetime, but the OS
         // has no obligation to kill the application process between destroying and restarting the
         // activity. If the application process is kept alive, initialization parameters sent with
         // the intent will be stale.
-        // TODO(qsr): We should be passing application context here as required by
-        // InitApplicationContext on the native side. Currently we can't, as PlatformViewportAndroid
-        // relies on this being the activity context.
         ShellMain.ensureInitialized(this, parameters);
         ShellMain.start();
     }
 }