Creating PNG images from web content to be used by OverviewMode navigation

athena/test/sample_activity.cc

Index: athena/test/sample_activity.cc
diff --git a/athena/test/sample_activity.cc b/athena/test/sample_activity.cc
index 849671e25c1aed226e465169f17a6205c5ecf57a..11edbde1b8728cf235f99012feb8df3c4bfd3124 100644
--- a/athena/test/sample_activity.cc
+++ b/athena/test/sample_activity.cc
@@ -81,8 +81,8 @@ views::Widget* SampleActivity::CreateWidget() {
   return NULL;
 }
 
-gfx::ImageSkia SampleActivity::GetOverviewModeImage() {
-  return gfx::ImageSkia();
+scoped_ptr<gfx::Image> SampleActivity::GetOverviewModeImage() {
+  return scoped_ptr<gfx::Image>(new gfx::Image());
 }
 
 void SampleActivity::PrepareContentsForOverview() {