| Index: chrome/browser/resources/md_history/history_toolbar.html
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| diff --git a/chrome/browser/resources/md_history/history_toolbar.html b/chrome/browser/resources/md_history/history_toolbar.html
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| index ab29c0ccb892cb8897b6df9797e7fc5ee40cb66d..c5a31c3f968f933b5e8772fdc4f6d01ce394094c 100644
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| --- a/chrome/browser/resources/md_history/history_toolbar.html
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| +++ b/chrome/browser/resources/md_history/history_toolbar.html
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| @@ -234,14 +234,23 @@
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|            <span id="grouped-date">
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|              {{getHistoryInterval_(queryStartTime, queryEndTime)}}
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|            </span>
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| -          <paper-icon-button icon="history:today" alt="$i18n{rangeToday}"
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| -              title="$i18n{rangeToday}"></paper-icon-button>
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| -          <paper-icon-button icon="history:chevron-left"
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| -              alt="$i18n{rangePrevious}" title="$i18n{rangePrevious}"
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| -              class="rtl-reversible"></paper-icon-button>
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| -          <paper-icon-button icon="cr:chevron-right"
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| -              alt="$i18n{rangeNext}" title="$i18n{rangeNext}"
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| -              class="rtl-reversible"></paper-icon-button>
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| +          <paper-icon-button id="today-button" icon="history:today"
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| +              alt="$i18n{rangeToday}"
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| +              title="$i18n{rangeToday}"
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| +              on-tap="onTodayTap_"
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| +              disabled="[[isToday_(groupedOffset)]]"></paper-icon-button>
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| +          <paper-icon-button id="prev-button" icon="history:chevron-left"
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| +              alt="$i18n{rangePrevious}"
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| +              title="$i18n{rangePrevious}"
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| +              class="rtl-reversible"
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| +              on-tap="onPrevTap_"
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| +              disabled="[[!hasMoreResults]]"></paper-icon-button>
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| +          <paper-icon-button id="next-button" icon="cr:chevron-right"
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| +              alt="$i18n{rangeNext}"
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| +              title="$i18n{rangeNext}"
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| +              class="rtl-reversible"
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| +              on-tap="onNextTap_"
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| +              disabled="[[isToday_(groupedOffset)]]"></paper-icon-button>
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|          </div>
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|        </div>
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|      </template>
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| 
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