Start consolidating cross-port file selection code into ui/base/dialogs.

chrome/browser/ui/select_file_dialog.h

Index: chrome/browser/ui/select_file_dialog.h
diff --git a/chrome/browser/ui/select_file_dialog.h b/chrome/browser/ui/select_file_dialog.h
index 67a848fa7fe54e591b062c773f05b2ea70eedd73..60824230614d45af7cdc4bd2a5b319586b1c9cdf 100644
--- a/chrome/browser/ui/select_file_dialog.h
+++ b/chrome/browser/ui/select_file_dialog.h
@@ -9,12 +9,19 @@
 #include <string>
 #include <vector>
 
+#include "base/basictypes.h"
+#include "base/callback_forward.h"
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "ui/base/dialogs/base_shell_dialog.h"
 #include "ui/gfx/native_widget_types.h"
 
+namespace ui {
+class SelectFilePolicy;
+}
+
 namespace content {
 class WebContents;
 }
@@ -86,8 +93,10 @@ class SelectFileDialog
   };
 
   // Creates a dialog box helper. This object is ref-counted, but the returned
-  // object will have no reference (refcount is 0).
-  static SelectFileDialog* Create(Listener* listener);
+  // object will have no reference (refcount is 0). |policy| is an optional
+  // class that can prevent showing a dialog.
+  static SelectFileDialog* Create(Listener* listener,
+                                  ui::SelectFilePolicy* policy);
 
   // Holds information about allowed extensions on a file save dialog.
   // |extensions| is a list of allowed extensions. For example, it might be
@@ -129,9 +138,6 @@ class SelectFileDialog
   // |default_extension| is the default extension to add to the file if the
   //   user doesn't type one. This should NOT include the '.'. On Windows, if
   //   you specify this you must also specify |file_types|.
-  // |source_contents| is the WebContents the call is originating from, i.e.
-  //   where the InfoBar should be shown in case file-selection dialogs are
-  //   forbidden by policy, or NULL if no InfoBar should be shown.
   // |owning_window| is the window the dialog is modal to, or NULL for a
   //   modeless dialog.
   // |params| is data from the calling context which will be passed through to
@@ -144,14 +150,14 @@ class SelectFileDialog
                   const FileTypeInfo* file_types,
                   int file_type_index,
                   const FilePath::StringType& default_extension,
-                  content::WebContents* source_contents,
                   gfx::NativeWindow owning_window,
                   void* params);
   bool HasMultipleFileTypeChoices();
 
  protected:
   friend class base::RefCountedThreadSafe<SelectFileDialog>;
-  explicit SelectFileDialog(Listener* listener);
+  explicit SelectFileDialog(Listener* listener,
+                            ui::SelectFilePolicy* policy);
   virtual ~SelectFileDialog();
 
   // Displays the actual file-selection dialog.
@@ -182,6 +188,10 @@ class SelectFileDialog
 
   // Returns true if the dialog has multiple file type choices.
   virtual bool HasMultipleFileTypeChoicesImpl() = 0;
+
+  scoped_ptr<ui::SelectFilePolicy> select_file_policy_;
+
+  DISALLOW_COPY_AND_ASSIGN(SelectFileDialog);
 };
 
 #endif  // CHROME_BROWSER_UI_SELECT_FILE_DIALOG_H_