Improve TableView unit tests and fix bugs that were uncovered.

ui/views/controls/table/table_view.h

Index: ui/views/controls/table/table_view.h
diff --git a/ui/views/controls/table/table_view.h b/ui/views/controls/table/table_view.h
index e6524ecfbf130f6dbcc127ca24554fe5ad59df32..d98147412d30779a99c877b9d9c1b008fce84d50 100644
--- a/ui/views/controls/table/table_view.h
+++ b/ui/views/controls/table/table_view.h
@@ -8,6 +8,7 @@
 #include <vector>
 
 #include "base/macros.h"
+#include "base/memory/weak_ptr.h"
 #include "ui/base/models/list_selection_model.h"
 #include "ui/base/models/table_model.h"
 #include "ui/base/models/table_model_observer.h"
@@ -296,6 +297,11 @@ class VIEWS_EXPORT TableView
                       base::string16* tooltip,
                       gfx::Point* tooltip_origin) const;
 
+  // Selects the first row if the table has focus and no row is currently
+  // selected. This is a delayed task posted by OnFocus because things that
+  // request focus are also likely to select a row or rows.
+  void SelectFirstRowIfNoneSelected();
+
   ui::TableModel* model_;
 
   std::vector<ui::TableColumn> columns_;
@@ -347,6 +353,8 @@ class VIEWS_EXPORT TableView
   // True if in SetVisibleColumnWidth().
   bool in_set_visible_column_width_;
 
+  base::WeakPtrFactory<TableView> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(TableView);
 };