Changed black action icons to grey

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Copyright (C) 2017 The Android Open Source Project

   Licensed under the Apache License, Version 2.0 (the "License");

    you may not use this file except in compliance with the License.

    You may obtain a copy of the License at

         http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software

    distributed under the License is distributed on an "AS IS" BASIS,

    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    See the License for the specific language governing permissions and

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<vector xmlns:android="http://schemas.android.com/apk/res/android"

    android:width="24dp"

    android:height="24dp"

    android:viewportWidth="24.0"

    android:viewportHeight="24.0">

  <path

      android:fillColor="#FF737373"

      android:pathData="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/>

</vector>

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<!--

Copyright (C) 201 The Android Open Source Project

   Licensed under the Apache License, Version 2.0 (the "License");

    you may not use this file except in compliance with the License.

    You may obtain a copy of the License at

         http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software

    distributed under the License is distributed on an "AS IS" BASIS,

    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    See the License for the specific language governing permissions and

    limitations under the License.

-->

<vector xmlns:android="http://schemas.android.com/apk/res/android"

    android:width="24dp"

    android:height="24dp"

    android:viewportWidth="24.0"

    android:viewportHeight="24.0">

  <path

      android:fillColor="#FF737373"

      android:pathData="M19 19H5V5h7V3H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2v-7h-2v7zM14 3v2h3.59l-9.83 9.83 1.41 1.41L19 6.41V10h2V3h-7z"/>

</vector>

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    @Override

    public int getButtonIcon() {

        return R.drawable.action_clear;

        return R.drawable.ic_action_clear;

    }

    /**