Assorted fixes for 64-bit.

chrome/browser/gtk/bookmark_manager_gtk.cc

Index: chrome/browser/gtk/bookmark_manager_gtk.cc
diff --git a/chrome/browser/gtk/bookmark_manager_gtk.cc b/chrome/browser/gtk/bookmark_manager_gtk.cc
index ef58e8819395122ef032e3ecc44f2268fdaa23e7..a59e8ab812ad1deeb72da25491bef289ee16adbf 100644
--- a/chrome/browser/gtk/bookmark_manager_gtk.cc
+++ b/chrome/browser/gtk/bookmark_manager_gtk.cc
@@ -1273,7 +1273,7 @@ void BookmarkManagerGtk::OnExportItemActivated(GtkMenuItem* menuitem,
 
 void BookmarkManagerGtk::FileSelected(const FilePath& path,
                                       int index, void* params) {
-  int id = reinterpret_cast<int>(params);
+  int id = reinterpret_cast<intptr_t>(params);
   if (id == IDS_BOOKMARK_MANAGER_IMPORT_MENU) {
     // ImporterHost is ref counted and will delete itself when done.
     ImporterHost* host = new ImporterHost();