[chromedriver] Create release script and handle Chrome/ChromeDriver versions.

chrome/test/chromedriver/version.cc

+// Copyright (c) 2013 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/test/chromedriver/version.h"
+
+#include "base/stringprintf.h"
+
+namespace {
+
+const int kMinimumSupportedChromeVersion[] = {26, 0, 1390, 0};
+
+}  // namespace
+
+// This variable must be able to be found and parsed by the upload script.
+const char kChromeDriverVersion[] = "0.1";
+
+const int kMinimumSupportedChromeBuildNo = kMinimumSupportedChromeVersion[2];
+
+std::string GetMinimumSupportedChromeVersion() {
+  return base::StringPrintf(
+      "%d.%d.%d.%d",
+      kMinimumSupportedChromeVersion[0],
+      kMinimumSupportedChromeVersion[1],
+      kMinimumSupportedChromeVersion[2],
+      kMinimumSupportedChromeVersion[3]);
+}