update：删除冗余代码

src/components/app-search-history/app-search-history.vue

 <template>
   <div class="app-seach-history">
         <ion-toolbar class="header">
-            <div class="history-title" slot="start">{{historyTitle}}</div>
             <ion-searchbar style="height: 30px; padding-bottom: 5px;padding-top: 5px;" :placeholder="$t('app.searchcontext')" debounce="500" @ionChange="quickValueChange($event)"  @ionFocus="searchbarFocus" @ionBlur="searchbarBlur" @search="searchVal" ref="searchbar"></ion-searchbar>
             <ion-button v-if="showfilter" class="filter-btn" size="small" slot="end"  @click="openSearchform"><ion-icon  slot="end" name="filter-outline"></ion-icon>过滤</ion-button>
         </ion-toolbar>