Use loader-based binding of GetInstallDetailsPayload for install_static.

chrome/install_static/get_install_details_payload.cc

Index: chrome/install_static/get_install_details_payload.cc
diff --git a/chrome/install_static/get_install_details_payload.cc b/chrome/install_static/get_install_details_payload.cc
new file mode 100644
index 0000000000000000000000000000000000000000..9a4ed35d151bdaf8ffce2f35dab230e76a645cb0
--- /dev/null
+++ b/chrome/install_static/get_install_details_payload.cc
@@ -0,0 +1,14 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/install_static/install_details.h"
+
+// Returns the payload of the module's details. This should be linked into the
+// primary module (i.e., chrome_elf) via the "primary_module" source set and
+// exported for use by other modules in the process; see
+// install_static::InitializeFromPrimaryModule.
+extern "C" const install_static::InstallDetails::Payload*
+GetInstallDetailsPayload() {
+  return install_static::InstallDetails::Get().GetPayload();
+}