Pass the sdk path to plugins

pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart

Index: pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart
diff --git a/pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart b/pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart
index 010d527153cc7bec6f713548695340de2fa97f12..9ff55605fd59d9471dc6297f4027bdeb764570c2 100644
--- a/pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart
+++ b/pkg/analyzer_plugin/test/integration/support/integration_test_methods.dart
@@ -36,6 +36,11 @@ abstract class IntegrationTestMixin {
    *   The path to the directory containing the on-disk byte store that is to
    *   be used by any analysis drivers that are created.
    *
+   * sdkPath (String)
+   *
+   *   The path to the directory containing the SDK that is to be used by any
+   *   analysis drivers that are created.
+   *
    * version (String)
    *
    *   The version number of the plugin spec supported by the analysis server
@@ -72,8 +77,9 @@ abstract class IntegrationTestMixin {
    *   should be notified of changes.
    */
   Future<PluginVersionCheckResult> sendPluginVersionCheck(
-      String byteStorePath, String version) async {
-    var params = new PluginVersionCheckParams(byteStorePath, version).toJson();
+      String byteStorePath, String sdkPath, String version) async {
+    var params =
+        new PluginVersionCheckParams(byteStorePath, sdkPath, version).toJson();
     var result = await server.send("plugin.versionCheck", params);
     ResponseDecoder decoder = new ResponseDecoder(null);
     return new PluginVersionCheckResult.fromJson(decoder, 'result', result);