Do not show 'No files match "..."' message when GDrive welcome page is shown.

BUG=128811
Review URL: https://chromiumcodereview.appspot.com/10409054

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@138106 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/file_manager/css/file_manager.css

@@ -1286,9 +1286,14 @@ body:not([type='saveas-file']):not([type='full-page'])
 
 #no-search-results {
   bottom: 0;
+  display: none;
   left: 0;
   padding: 10px;
   position: absolute;
   right: 0;
   top: 28px;  /* Leave room for the file list header. */
 }
+
+.dialog-container:not([gdrive-welcome='page']) #no-search-results[show] {
+  display: block;
+}

chrome/browser/resources/file_manager/js/file_manager.js

@@ -4531,14 +4531,14 @@ FileManager.prototype = {
       if (this.directoryModel_.getFileList().length === 0) {
         var text = strf('SEARCH_NO_MATCHING_FILES', searchString);
         noResultsDiv.innerHTML = text;
-        noResultsDiv.hidden = false;
+        noResultsDiv.setAttribute('show', 'true');
       } else {
-        noResultsDiv.hidden = true;
+        noResultsDiv.removeAttribute('show');
       }
     }
 
     function hideNoResultsDiv() {
-      noResultsDiv.hidden = true;
+      noResultsDiv.removeAttribute('show');
     }
 
     this.directoryModel_.search(searchString,

chrome/browser/resources/file_manager/main.html

@@ -165,7 +165,7 @@
               <grid class=thumbnail-grid tabindex=0></grid>
               <div class=spinner></div>
               <div class="gdrive-welcome page"></div>
-              <div id="no-search-results" hidden></div>
+              <div id="no-search-results"></div>
             </div>
             <div class=downloads-warning hidden>
               <img src=images/warning_icon_square_26x26.png>