Pull cacheinvalidations code directory into chromium repo.

third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/external/client/types/ErrorContext.java

Index: third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/external/client/types/ErrorContext.java
diff --git a/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/external/client/types/ErrorContext.java b/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/external/client/types/ErrorContext.java
new file mode 100644
index 0000000000000000000000000000000000000000..e50d38c25725cb69344baa745cabcfc0053d528c
--- /dev/null
+++ b/third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/external/client/types/ErrorContext.java
@@ -0,0 +1,38 @@
+/*
+ * 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.external.client.types;
+
+/**
+ * Extra information about the error in {@code ErrorInfo} - cast to appropriate subtype as
+ * specified for the given reason.
+ *
+ */
+public class ErrorContext {
+
+  /** A context with numeric data. */
+  public static class NumberContext extends ErrorContext {
+    private int number;
+
+    public NumberContext(int number) {
+      this.number = number;
+    }
+
+    int getNumber() {
+      return number;
+    }
+  }
+}