Preliminary work on resuming downloads whose connections have expired.

chrome/browser/cocoa/download_item_cell.mm

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/browser/cocoa/download_item_cell.h"
 
 #include "app/l10n_util.h"
 #include "app/text_elider.h"
 #include "base/mac_util.h"
 #include "base/sys_string_conversions.h"
@@ skipping 250 matching lines @@
           initWithDownloadItemCell:self
                           duration:kCompleteAnimationDuration
                     animationCurve:NSAnimationLinear]);
       [completionAnimation_.get() setDelegate:self];
       [completionAnimation_.get() startAnimation];
       percentDone_ = -1;
       break;
     case DownloadItem::CANCELLED:
       percentDone_ = -1;
       break;
+    case DownloadItem::INTERRUPTED:
+      percentDone_ = -1;
+      break;
     case DownloadItem::IN_PROGRESS:
       percentDone_ = downloadModel->download()->is_paused() ?
           -1 : downloadModel->download()->PercentComplete();
       break;
     default:
       NOTREACHED();
   }
 
   [[self controlView] setNeedsDisplay:YES];
 }
@@ skipping 418 matching lines @@
   }
   return self;
 }
 
 - (void)setCurrentProgress:(NSAnimationProgress)progress {
   [super setCurrentProgress:progress];
   [cell_ animation:self progressed:progress];
 }
 
 @end