[yelp] Fix in-page search box border

[David King <davidk src gnome org>]

commit 0a5da2f8b0c82d06361adef1d7c20159a690ac0c
Author: Trinh Anh Ngoc <atw1990 gmail com>
Date:   Wed Feb 1 12:01:42 2017 +0700

    Fix in-page search box border
    
    https://bugzilla.gnome.org/show_bug.cgi?id=777809

 src/yelp-window.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/yelp-window.c b/src/yelp-window.c
index 5dbf6eb..9e535ea 100644
--- a/src/yelp-window.c
+++ b/src/yelp-window.c
@@ -462,7 +462,7 @@ window_construct (YelpWindow *window)
                                      ".yelp-find-frame {"
                                      "    background-color: @theme_base_color;"
                                      "    padding: 6px;"
-                                     "    border-color: shade (@notebook_tab_gradient_b, 0.80);"
+                                     "    border-color: @borders;"
                                      "    border-radius: 0 0 3px 3px;"
                                      "    border-width: 0 1px 1px 1px;"
                                      "    border-style: solid;"
@@ -470,6 +470,7 @@ window_construct (YelpWindow *window)
                                      -1, NULL);
     priv->find_bar = gtk_revealer_new ();
     frame = gtk_frame_new (NULL);
+    gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_NONE);
     gtk_style_context_add_class (gtk_widget_get_style_context (frame),
                                  "yelp-find-frame");
     gtk_style_context_add_provider (gtk_widget_get_style_context (frame),