Use Libraries CDN to load Openlayers.

drupal-org.make

@@ -61,6 +61,9 @@ projects[jquery_update][version] = "3.0-alpha2"
 projects[libraries][subdir] = "contrib"
 projects[libraries][version] = "2.2"
 
+projects[libraries_cdn][subdir] = "contrib"
+projects[libraries_cdn][version] = "1.6"
+
 projects[log][subdir] = "contrib"
 projects[log][version] = "1.0"
 
@@ -210,9 +213,5 @@ libraries[backbone][download][url] = "http://github.com/jashkenas/backbone/archi
 libraries[modernizr][download][type] = "get"
 libraries[modernizr][download][url] = "http://github.com/Modernizr/Modernizr/archive/v2.8.3.zip"
 
-libraries[openlayers][download][type] = "get"
-libraries[openlayers][download][url] = "http://github.com/openlayers/ol3/releases/download/v3.7.0/v3.7.0.zip"
-libraries[openlayers][directory_name] = "openlayers3"
-
 libraries[underscore][download][type] = "get"
 libraries[underscore][download][url] = "http://github.com/jashkenas/underscore/archive/1.7.0.zip"

farm.install

@@ -115,6 +115,18 @@ function farm_update_7004(&$sandbox) {
   _farm_enable_modules(array('restws'));
 }
 
+/**
+ * Load Openlayers via CDN.
+ */
+function farm_update_7005(&$sandbox) {
+
+  // Enable the Libraries CDN module.
+  _farm_enable_modules(array('libraries_cdn'));
+
+  // Load Openlayers 3.8.2 from JSDelivr CDN.
+  \Drupal\openlayers\Config::set('openlayers.variant', 'jsdelivr:ol3:3.8.2');
+}
+
 /**
  * Helper function: enable modules.
  */