views: implement width snapping for DialogDelegateViews

chrome/browser/ui/views/task_manager_view.h

Index: chrome/browser/ui/views/task_manager_view.h
diff --git a/chrome/browser/ui/views/task_manager_view.h b/chrome/browser/ui/views/task_manager_view.h
index 9a8216bd463e974837f5091f0529e146228e790b..38e5148a6fbc271cbf213b4094f5081f8230ba37 100644
--- a/chrome/browser/ui/views/task_manager_view.h
+++ b/chrome/browser/ui/views/task_manager_view.h
@@ -50,7 +50,6 @@ class TaskManagerView : public TableViewDelegate,
   void SetSortDescriptor(const TableSortDescriptor& descriptor) override;
 
   // views::View:
-  gfx::Size GetPreferredSize() const override;
   bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
 
   // views::DialogDelegateView:
@@ -58,6 +57,7 @@ class TaskManagerView : public TableViewDelegate,
   bool CanMaximize() const override;
   bool CanMinimize() const override;
   bool ExecuteWindowsCommand(int command_id) override;
+  gfx::Size GetUnsnappedPreferredSize() const override;
   base::string16 GetWindowTitle() const override;
   std::string GetWindowName() const override;
   bool Accept() override;