Add header to network details dialog.

chrome/browser/resources/options2/chromeos/internet_detail.html

 <div id="detailsInternetPage" class="page" hidden>
-  <h1 id="inetTitle"></h1>
-  <div class="content-area">
+  <div id="internet-details-content-area" class="content-area">
+    <!-- Network header -->
+    <div>
+      <div id="network-details-header">
+        <div id="network-details-title"></div>
+        <div id="network-details-subtitle">
+          <span id="network-details-subtitle-status"></span>
+          <span id="network-details-subtitle-separator"> - </span> 
+          <span id="network-details-subtitle-type"></span>
+        </div>
+      </div>
+    </div>
     <!-- Navigation tabs -->
     <div id="details-tab-strip" class="subpages-nav-tabs">
       <span id="wifiNetworkNavTab" class="tab wifi-details"
           tab-contents="wifiNetworkTab">
         <span class="tab-label"
             i18n-content="wifiNetworkTabLabel"></span>
         <span class="active-tab-label"
             i18n-content="wifiNetworkTabLabel"></span>
       </span>
       <span id="vpnNavTab" class="tab vpn-details"
@@ skipping 296 matching lines @@
                 for="ipTypeDHCP"></span>
           </div>
           <div id="ipTypeStaticDiv" class="radio">
             <label>
               <input type="radio" name="iptype" id="ipTypeStatic" value="0">
               <span i18n-content="useStaticIP"></span>
             </label>
             <span class="controlled-setting-indicator" data="ipconfigStatic"
                 for="ipTypeStatic"></span>
           </div>
-          <div class="suboption">
-            <div id="ipConfigManagement" class="settings-list">
-              <list id="ipConfigList"></list>
-            </div>
+          <div id="ipConfigManagement" class="settings-list">
+            <list id="ipConfigList"></list>
           </div>
         </div>
       </section>
       <section id="change-proxy-section">
         <div>
           <button id="change-proxy-button" i18n-content="changeProxyButton">
           </button>
         </div>
       </section>
     </div>
@@ skipping 28 matching lines @@
       <button id="detailsInternetLogin" i18n-content="connect_button"></button>
       <button id="detailsInternetDisconnect" i18n-content="disconnect_button">
       </button>
       <button id="activateDetails" i18n-content="activate_button"></button>
       <button id="buyplanDetails" i18n-content="buyplan_button"></button>
       <button id="viewAccountDetails" i18n-content="view_account_button">
       </button>
     </div>
   </div>
 </div>