Don't draw the red line when the security level is SECURE....

chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/autocomplete/autocomplete_edit_view_gtk.h"
 
 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 
 #include <algorithm>
@@ skipping 1181 matching lines @@
 
     gtk_text_buffer_apply_tag(text_buffer_, normal_text_tag_, &start, &end);
   } else {
     gtk_text_buffer_apply_tag(text_buffer_, normal_text_tag_, &start, &end);
   }
 
   strikethrough_ = CharRange();
   // Emphasize the scheme for security UI display purposes (if necessary).
   if (!model_->user_input_in_progress() && parts.scheme.is_nonempty() &&
       (scheme_security_level_ != ToolbarModel::NORMAL)) {
-    strikethrough_ = CharRange(GetUTF8Offset(text, parts.scheme.begin),
-                               GetUTF8Offset(text, parts.scheme.end()));
-    ItersFromCharRange(strikethrough_, &start, &end);
-    // When we draw the strikethrough, we don't want to include the ':' at the
-    // end of the scheme.
-    strikethrough_.cp_max--;
-
     if (scheme_security_level_ == ToolbarModel::SECURE) {
       gtk_text_buffer_apply_tag(text_buffer_, secure_scheme_tag_,
                                 &start, &end);
     } else {
+      strikethrough_ = CharRange(GetUTF8Offset(text, parts.scheme.begin),
+                                 GetUTF8Offset(text, parts.scheme.end()));
+      ItersFromCharRange(strikethrough_, &start, &end);
+      // When we draw the strikethrough, we don't want to include the ':' at the
+      // end of the scheme.
+      strikethrough_.cp_max--;
+
       gtk_text_buffer_apply_tag(text_buffer_, insecure_scheme_tag_,
                                 &start, &end);
     }
   }
 }
 
 void AutocompleteEditViewGtk::TextChanged() {
   EmphasizeURLComponents();
   controller_->OnChanged();
 }
@@ skipping 15 matching lines @@
   std::string utf8 = WideToUTF8(text);
   gtk_text_buffer_set_text(text_buffer_, utf8.data(), utf8.length());
   SetSelectedRange(range);
 }
 
 void AutocompleteEditViewGtk::SetSelectedRange(const CharRange& range) {
   GtkTextIter insert, bound;
   ItersFromCharRange(range, &bound, &insert);
   gtk_text_buffer_select_range(text_buffer_, &insert, &bound);
 }