[Web Intents] Fix crash in views picker.

chrome/browser/ui/views/web_intent_picker_views.cc

Index: chrome/browser/ui/views/web_intent_picker_views.cc
diff --git a/chrome/browser/ui/views/web_intent_picker_views.cc b/chrome/browser/ui/views/web_intent_picker_views.cc
index e92a8370107e7c98556a6513bf32f87c9b718864..f0303745b01a008ca155c1cd42801aa2a1eca90d 100644
--- a/chrome/browser/ui/views/web_intent_picker_views.cc
+++ b/chrome/browser/ui/views/web_intent_picker_views.cc
@@ -190,12 +190,12 @@ ServiceButtonsView::~ServiceButtonsView() {
 
 void ServiceButtonsView::Update() {
   RemoveAllChildViews(true);
-  if (model_->GetInstalledServiceCount() == 0)
-    return;
-
   views::GridLayout* grid_layout = new views::GridLayout(this);
   SetLayoutManager(grid_layout);
 
+  if (model_->GetInstalledServiceCount() == 0)
+    return;
+
   views::ColumnSet* cs = grid_layout->AddColumnSet(0);
   cs->AddPaddingColumn(1, 0);
   cs->AddColumn(views::GridLayout::FILL, views::GridLayout::CENTER, 0,