[gnome-builder] devhelp: fix devhelp icon name

[Christian Hergert <chergert src gnome org>]

commit a5feb363f79ebc312c919be8a4ef11b3165e78cc
Author: Christian Hergert <chergert redhat com>
Date:   Mon Oct 1 15:10:51 2018 -0700

    devhelp: fix devhelp icon name

 src/libide/layout/ide-layout-stack-header.ui  | 2 +-
 src/plugins/devhelp/gbp-devhelp-menu-button.c | 2 +-
 src/plugins/devhelp/gbp-devhelp-view.c        | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/libide/layout/ide-layout-stack-header.ui b/src/libide/layout/ide-layout-stack-header.ui
index 7cd68211a..ba8f583ac 100644
--- a/src/libide/layout/ide-layout-stack-header.ui
+++ b/src/libide/layout/ide-layout-stack-header.ui
@@ -101,7 +101,7 @@
                 </style>
                 <child>
                   <object class="GtkImage">
-                    <property name="icon-name">devhelp-symbolic</property>
+                    <property name="icon-name">org.gnome.Devhelp-symbolic</property>
                     <property name="visible">true</property>
                   </object>
                 </child>
diff --git a/src/plugins/devhelp/gbp-devhelp-menu-button.c b/src/plugins/devhelp/gbp-devhelp-menu-button.c
index e169efa2d..8a955db1f 100644
--- a/src/plugins/devhelp/gbp-devhelp-menu-button.c
+++ b/src/plugins/devhelp/gbp-devhelp-menu-button.c
@@ -89,7 +89,7 @@ gbp_devhelp_menu_button_pixbuf_data_func (GtkCellLayout   *cell_layout,
 
         case DH_LINK_TYPE_BOOK:
         case DH_LINK_TYPE_PAGE:
-          icon_name = "devhelp-symbolic";
+          icon_name = "org.gnome.Devhelp-symbolic";
           break;
 
         case DH_LINK_TYPE_KEYWORD:
diff --git a/src/plugins/devhelp/gbp-devhelp-view.c b/src/plugins/devhelp/gbp-devhelp-view.c
index 4c27b4b7b..61b2419c3 100644
--- a/src/plugins/devhelp/gbp-devhelp-view.c
+++ b/src/plugins/devhelp/gbp-devhelp-view.c
@@ -205,7 +205,7 @@ gbp_devhelp_view_init (GbpDevhelpView *self)
 
   ide_layout_view_set_title (IDE_LAYOUT_VIEW (self), _("Documentation"));
   ide_layout_view_set_can_split (IDE_LAYOUT_VIEW (self), TRUE);
-  ide_layout_view_set_icon_name (IDE_LAYOUT_VIEW (self), "devhelp-symbolic");
+  ide_layout_view_set_icon_name (IDE_LAYOUT_VIEW (self), "org.gnome.Devhelp-symbolic");
   ide_layout_view_set_menu_id (IDE_LAYOUT_VIEW (self), "devhelp-view-document-menu");
 
   self->search = g_object_new (GBP_TYPE_DEVHELP_SEARCH, NULL);