Changed button text in Edit Search Engine... dialog to conform

with GNOME HIG.

BUG=18076
TEST=Compile and see label

Original patch by Ramkumar Ramachandra <artagnon@gmail.com> at
http://codereview.chromium.org/338015/show

Review URL: http://codereview.chromium.org/333052

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@30214 0039d316-1c4b-4281-b951-d872f2087c98

AUTHORS

@@ -53,3 +53,4 @@ Randy Posynick <randy.posynick@gmail.com>
 Bruno Calvignac <brunocalvignac@gmail.com>
 Jaime Soriano Pastor <jsorianopastor@gmail.com>
 Bryan Donlan <bdonlan@gmail.com>
+Ramkumar Ramachandra <artagnon@gmail.com>

chrome/browser/gtk/edit_search_engine_dialog.cc

@@ -79,7 +79,10 @@ void EditSearchEngineDialog::Init(GtkWindow* parent_window) {
       NULL);
 
   ok_button_ = gtk_dialog_add_button(GTK_DIALOG(dialog_),
-                                     GTK_STOCK_OK, GTK_RESPONSE_OK);
+                                     controller_->template_url() ?
+                                     GTK_STOCK_SAVE :
+                                     GTK_STOCK_ADD,
+                                     GTK_RESPONSE_OK);
   gtk_dialog_set_default_response(GTK_DIALOG(dialog_), GTK_RESPONSE_OK);
 
   // The dialog layout hierarchy looks like this: