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diff --git a/Source/WebKit2/WebProcess/mac/WebProcessServiceEntryPoints.mm b/Source/WebKit2/WebProcess/mac/WebProcessServiceEntryPoints.mm
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+++ b/Source/WebKit2/WebProcess/mac/WebProcessServiceEntryPoints.mm
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+/*
+ * Copyright (C) 2012 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+ */
+
+#import "config.h"
+#import "WebProcessServiceEntryPoints.h"
+
+#if HAVE(XPC)
+
+#import "EnvironmentUtilities.h"
+#import "WebProcessInitialization.h"
+
+#import "EnvironmentUtilities.h"
+#import "WebProcessInitialization.h"
+#import <stdio.h>
+#import <stdlib.h>
+#import <xpc/xpc.h>
+
+extern "C" mach_port_t xpc_dictionary_copy_mach_send(xpc_object_t, const char*);
+
+namespace WebKit {
+
+static void WebProcessServiceEventHandler(xpc_connection_t peer)
+{
+    xpc_connection_set_target_queue(peer, dispatch_get_main_queue());
+    xpc_connection_set_event_handler(peer, ^(xpc_object_t event) {
+        xpc_type_t type = xpc_get_type(event);
+        if (type == XPC_TYPE_ERROR) {
+            if (event == XPC_ERROR_CONNECTION_INVALID || event == XPC_ERROR_TERMINATION_IMMINENT) {
+                // FIXME: Handle this case more gracefully.
+                exit(EXIT_FAILURE);
+            }
+        } else {
+            ASSERT(type == XPC_TYPE_DICTIONARY);
+
+            if (!strcmp(xpc_dictionary_get_string(event, "message-name"), "bootstrap")) {
+                xpc_object_t reply = xpc_dictionary_create_reply(event);
+                xpc_dictionary_set_string(reply, "message-name", "process-finished-launching");
+                xpc_connection_send_message(xpc_dictionary_get_remote_connection(event), reply);
+                xpc_release(reply);
+
+                InitializeWebProcess(String(xpc_dictionary_get_string(event, "client-identifier")), CoreIPC::Connection::Identifier(xpc_dictionary_copy_mach_send(event, "server-port"), peer));
+            }
+        }
+    });
+
+    xpc_connection_resume(peer);
+}
+
+} // namespace WebKit
+
+int WebProcessServiceMain(int argc, char** argv)
+{
+    // Remove the WebProcess shim from the DYLD_INSERT_LIBRARIES environment variable so any processes spawned by
+    // the WebProcess don't try to insert the shim and crash.
+    WebKit::EnvironmentUtilities::stripValuesEndingWithString("DYLD_INSERT_LIBRARIES", "/WebProcessShim.dylib");
+
+    xpc_main(WebKit::WebProcessServiceEventHandler);
+    return 0;
+}
+
+void InitializeWebProcessForWebProcessServiceForWebKitDevelopment(const char* clientIdentifer, xpc_connection_t connection, mach_port_t serverPort)
+{
+    // Remove the WebProcess shim from the DYLD_INSERT_LIBRARIES environment variable so any processes spawned by
+    // the WebProcess don't try to insert the shim and crash.
+    WebKit::EnvironmentUtilities::stripValuesEndingWithString("DYLD_INSERT_LIBRARIES", "/WebProcessShim.dylib");
+
+    WebKit::InitializeWebProcess(String(clientIdentifer), CoreIPC::Connection::Identifier(serverPort, connection));
+}
+
+#endif // HAVE(XPC)