Fix color of looking glass when searching on remote NTP.

BUG=616191

Review-Url: https://codereview.chromium.org/2028933002
Cr-Commit-Position: refs/heads/master@{#397805}

chrome/browser/ui/views/location_bar/location_bar_view.cc

@@ -338,7 +338,7 @@ SkColor LocationBarView::GetColor(
     case EV_BUBBLE_TEXT_AND_BORDER:
       return ui::MaterialDesignController::IsModeMaterial()
                  ? GetSecureTextColor(
-                       GetToolbarModel()->GetSecurityLevel(false))
+                       security_state::SecurityStateModel::EV_SECURE)
                  : SkColorSetRGB(7, 149, 0);
   }
   NOTREACHED();

components/toolbar/toolbar_model_impl.cc

@@ -98,8 +98,8 @@ bool ToolbarModelImpl::WouldPerformSearchTermReplacement(
 
 SecurityStateModel::SecurityLevel ToolbarModelImpl::GetSecurityLevel(
     bool ignore_editing) const {
-  // When editing, assume no security style.
-  return (input_in_progress() && !ignore_editing)
+  // When editing or empty, assume no security style.
+  return ((input_in_progress() && !ignore_editing) || !ShouldDisplayURL())
              ? SecurityStateModel::NONE
              : delegate_->GetSecurityLevel();
 }