Creates a dummy view to occupy the logo area of athena home card.

athena/home/app_list_view_delegate.cc

Index: athena/home/app_list_view_delegate.cc
diff --git a/athena/home/app_list_view_delegate.cc b/athena/home/app_list_view_delegate.cc
index bd85ecaaead5cb48ea36e5881e2457751d4e2fa8..51800223b06a703b7689632c6cc9a2f1bf377fd7 100644
--- a/athena/home/app_list_view_delegate.cc
+++ b/athena/home/app_list_view_delegate.cc
@@ -19,9 +19,35 @@
 #include "ui/app_list/search_result.h"
 #include "ui/app_list/speech_ui_model.h"
 #include "ui/gfx/image/image_skia.h"
+#include "ui/views/background.h"
+#include "ui/views/view.h"
 
 namespace athena {
 
+namespace {
+
+// A view to draw the logo area of app-list centered view.
+// TODO(mukai): replace this by the actual start page webview.
+class DummyLogoView : public views::View {
+ public:
+  explicit DummyLogoView(const gfx::Size& size)
+      : size_(size) {
+    set_background(views::Background::CreateSolidBackground(
+        SK_ColorLTGRAY));
+  }
+
+ private:
+  virtual gfx::Size GetPreferredSize() const OVERRIDE {
+    return size_;
+  }
+
+  const gfx::Size size_;
+
+  DISALLOW_COPY_AND_ASSIGN(DummyLogoView);
+};
+
+}
+
 AppListViewDelegate::AppListViewDelegate(AppModelBuilder* model_builder)
     : model_(new app_list::AppListModel),
       speech_ui_(new app_list::SpeechUIModel(
@@ -155,7 +181,7 @@ void AppListViewDelegate::ShowForProfileByPath(
 
 views::View* AppListViewDelegate::CreateStartPageWebView(
     const gfx::Size& size) {
-  return NULL;
+  return new DummyLogoView(size);
 }
 
 views::View* AppListViewDelegate::CreateCustomPageWebView(