Adding application lifetime tests to athena, allowing to override focus request for applciations

athena/content/content_proxy.cc

 // Copyright 2014 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.
 
 #include "athena/content/content_proxy.h"
 
 #include "base/bind.h"
 #include "base/threading/worker_pool.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host_view.h"
@@ skipping 126 matching lines @@
 
 void ContentProxy::CreateProxyContent() {
   DCHECK(!content_creation_called_);
   content_creation_called_ = true;
   // Unit tests might not have a |web_view_|.
   if (!web_view_)
     return;
 
   content::RenderViewHost* host =
       web_view_->GetWebContents()->GetRenderViewHost();
-  DCHECK(host && host->GetView());
+  DCHECK(host);
+  // A never fully initialized content can come here with no view.
+  if (!host->GetView())
+    return;
   gfx::Size source = host->GetView()->GetViewBounds().size();
   gfx::Size target = gfx::Size(source.width() / 2, source.height() / 2);
   host->CopyFromBackingStore(
       gfx::Rect(),
       target,
       base::Bind(&ContentProxy::OnContentImageRead,
                  proxy_content_to_image_factory_.GetWeakPtr()),
       kAlpha_8_SkColorType);
 }
 
@@ skipping 20 matching lines @@
 
 void ContentProxy::OnContentImageEncodeComplete(
     scoped_refptr<ProxyImageData> image) {
   png_data_ = image->data();
 
   // From now on we decode the image as needed to save memory.
   raw_image_ = gfx::ImageSkia();
 }
 
 }  // namespace athena