Pull cacheinvalidations code directory into chromium repo.

third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/TestableNetworkChannel.java

Index: third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/TestableNetworkChannel.java
diff --git a/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/TestableNetworkChannel.java b/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/TestableNetworkChannel.java
new file mode 100644
index 0000000000000000000000000000000000000000..79cc662c55b5d8b5d8dd900e7bdc9af7b1f1f5ea
--- /dev/null
+++ b/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/TestableNetworkChannel.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.ipc.invalidation.ticl;
+
+import com.google.ipc.invalidation.external.client.SystemResources;
+import com.google.ipc.invalidation.ticl.proto.ChannelCommon.NetworkEndpointId;
+
+/**
+ * Extension of {@link com.google.ipc.invalidation.external.client.SystemResources.NetworkChannel}
+ * that adds a method to get the network endpoint id.
+ *
+ */
+public interface TestableNetworkChannel extends SystemResources.NetworkChannel {
+  /**
+   * Returns the network id for testing. May throw {@link UnsupportedOperationException}.
+   */
+  NetworkEndpointId getNetworkIdForTest();
+
+}