Move the wire protocol support into the public API

pkg/analysis_server/test/integration/integration_tests.dart

Index: pkg/analysis_server/test/integration/integration_tests.dart
diff --git a/pkg/analysis_server/test/integration/integration_tests.dart b/pkg/analysis_server/test/integration/integration_tests.dart
index a0128b692a239de0a8b54bfd8908e95fbd72b1dd..5004f869658be8512d2d1961f650546ce7dc728b 100644
--- a/pkg/analysis_server/test/integration/integration_tests.dart
+++ b/pkg/analysis_server/test/integration/integration_tests.dart
@@ -9,14 +9,14 @@ import 'dart:collection';
 import 'dart:convert';
 import 'dart:io';
 
+import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/constants.dart';
-import 'package:analysis_server/src/protocol.dart';
+import 'package:analysis_server/src/server/driver.dart' as analysisServer;
 import 'package:path/path.dart';
 import 'package:unittest/unittest.dart';
 
 import 'integration_test_methods.dart';
 import 'protocol_matchers.dart';
-import 'package:analysis_server/src/server/driver.dart' as analysisServer;
 
 const Matcher isBool = const isInstanceOf<bool>('bool');
 
@@ -28,11 +28,11 @@ const Matcher isNotification = const MatchesJsonObject(
 
 const Matcher isObject = isMap;
 
+const Matcher isString = const isInstanceOf<String>('String');
+
 final Matcher isResponse = new MatchesJsonObject('response', {'id': isString},
     optionalFields: {'result': anything, 'error': isRequestError});
 
-const Matcher isString = const isInstanceOf<String>('String');
-
 Matcher isListOf(Matcher elementMatcher) => new _ListOf(elementMatcher);
 
 Matcher isMapOf(Matcher keyMatcher, Matcher valueMatcher) =>
@@ -165,6 +165,21 @@ abstract class AbstractAnalysisServerIntegrationTest
   }
 
   /**
+   * If [skipShutdown] is not set, shut down the server.
+   */
+  Future shutdownIfNeeded() {
+    if (skipShutdown) {
+      return new Future.value();
+    }
+    // Give the server a short time to comply with the shutdown request; if it
+    // doesn't exit, then forcibly terminate it.
+    sendServerShutdown();
+    return server.exitCode.timeout(SHUTDOWN_TIMEOUT, onTimeout: () {
+      return server.kill();
+    });
+  }
+
+  /**
    * Convert the given [relativePath] to an absolute path, by interpreting it
    * relative to [sourceDirectory].  On Windows any forward slashes in
    * [relativePath] are converted to backslashes.
@@ -218,21 +233,6 @@ abstract class AbstractAnalysisServerIntegrationTest
     file.writeAsStringSync(contents);
     return file.resolveSymbolicLinksSync();
   }
-
-  /**
-   * If [skipShutdown] is not set, shut down the server.
-   */
-  Future shutdownIfNeeded() {
-    if (skipShutdown) {
-      return new Future.value();
-    }
-    // Give the server a short time to comply with the shutdown request; if it
-    // doesn't exit, then forcibly terminate it.
-    sendServerShutdown();
-    return server.exitCode.timeout(SHUTDOWN_TIMEOUT, onTimeout: () {
-      return server.kill();
-    });
-  }
 }
 
 /**