GTK: Remove deprecated methods and replace them with the new standard calls.

chrome/browser/ui/gtk/find_bar_gtk.cc

Index: chrome/browser/ui/gtk/find_bar_gtk.cc
diff --git a/chrome/browser/ui/gtk/find_bar_gtk.cc b/chrome/browser/ui/gtk/find_bar_gtk.cc
index 90ad46eb92a8a0dd040b8f03cbc7b8be2e73f1ea..4b9b317068c1083458c86872b19a9ea67600dc1e 100644
--- a/chrome/browser/ui/gtk/find_bar_gtk.cc
+++ b/chrome/browser/ui/gtk/find_bar_gtk.cc
@@ -342,7 +342,7 @@ void FindBarGtk::SetFocusAndSelection() {
   StoreOutsideFocus();
   gtk_widget_grab_focus(text_entry_);
   // Select all the text.
-  gtk_entry_select_region(GTK_ENTRY(text_entry_), 0, -1);
+  gtk_editable_select_region(GTK_EDITABLE(text_entry_), 0, -1);
 }
 
 void FindBarGtk::ClearResults(const FindNotificationDetails& results) {
@@ -391,7 +391,7 @@ void FindBarGtk::UpdateUIForFindResult(const FindNotificationDetails& result,
   std::string entry_text(gtk_entry_get_text(GTK_ENTRY(text_entry_)));
   if (entry_text != find_text_utf8) {
     SetFindText(find_text);
-    gtk_entry_select_region(GTK_ENTRY(text_entry_), 0, -1);
+    gtk_editable_select_region(GTK_EDITABLE(text_entry_), 0, -1);
   }
 
   if (!find_text.empty() && have_valid_range) {