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diff --git a/WebKit/chromium/src/js/InjectDispatch.js b/WebKit/chromium/src/js/InjectDispatch.js
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+/*
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ * @fileoverview Injects "injected" object into the inspectable page.
+ */
+
+
+var InspectorControllerDispatcher = {};
+
+/**
+ * Main dispatch method, all calls from the host to InspectorController go
+ * through this one.
+ * @param {string} functionName Function to call
+ * @param {string} json_args JSON-serialized call parameters.
+ * @return {string} JSON-serialized result of the dispatched call.
+ */
+InspectorControllerDispatcher.dispatch = function(functionName, json_args)
+{
+    var params = JSON.parse(json_args);
+    InspectorBackend[functionName].apply(InspectorBackend, params);
+};
+
+/**
+ * Special controller object for APU related messages. Outgoing messages
+ * are sent to this object if the ApuAgentDispatcher is enabled.
+ **/
+var ApuAgentDispatcher = { enabled : false };
+
+/**
+ * Dispatches messages to APU. This filters and transforms
+ * outgoing messages that are used by APU.
+ * @param {string} method name of the dispatch method.
+ **/
+ApuAgentDispatcher.dispatchToApu = function(method, args)
+{
+    if (method !== "addRecordToTimeline" && method !== "updateResource" && method !== "addResource")
+        return;
+    // TODO(knorton): Transform args so they can be used
+    // by APU.
+    DevToolsAgentHost.dispatchToApu(JSON.stringify(args));
+};
+
+/**
+ * This is called by the InspectorFrontend for serialization.
+ * We serialize the call and send it to the client over the IPC
+ * using dispatchOut bound method.
+ */
+function dispatch(method, var_args) {
+    // Handle all messages with non-primitieve arguments here.
+    var args = Array.prototype.slice.call(arguments);
+
+    if (method === "inspectedWindowCleared" || method === "reset" || method === "setAttachedWindow") {
+        // Filter out messages we don't need here.
+        // We do it on the sender side since they may have non-serializable
+        // parameters.
+        return;
+    }
+
+    // Sniff some inspector controller state changes in order to support
+    // cross-navigation instrumentation. Keep names in sync with
+    // webdevtoolsagent_impl.
+    if (method === "timelineProfilerWasStarted")
+        DevToolsAgentHost.runtimeFeatureStateChanged("timeline-profiler", true);
+    else if (method === "timelineProfilerWasStopped")
+        DevToolsAgentHost.runtimeFeatureStateChanged("timeline-profiler", false);
+    else if (method === "resourceTrackingWasEnabled")
+        DevToolsAgentHost.runtimeFeatureStateChanged("resource-tracking", true);
+    else if (method === "resourceTrackingWasDisabled")
+        DevToolsAgentHost.runtimeFeatureStateChanged("resource-tracking", false);
+
+    if (ApuAgentDispatcher.enabled) {
+        ApuAgentDispatcher.dispatchToApu(method, args);
+        return;
+    }
+
+    var call = JSON.stringify(args);
+    DevToolsAgentHost.dispatch(call);
+};