Move GetVersionStringModifier() and GetChannel() from platform_util_* to chrome_version_info_*

chrome/common/chrome_version_info_win.cc

Index: chrome/common/chrome_version_info_win.cc
diff --git a/chrome/common/chrome_version_info_win.cc b/chrome/common/chrome_version_info_win.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2dd77e10b4bd0680e36f771f342c88027fd90cbc
--- /dev/null
+++ b/chrome/common/chrome_version_info_win.cc
@@ -0,0 +1,60 @@
+// Copyright (c) 2011 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/common/chrome_version_info.h"
+
+#include "base/base_paths.h"
+#include "base/file_path.h"
+#include "base/path_service.h"
+#include "base/string_util.h"
+#include "chrome/installer/util/install_util.h"
+#include "chrome/installer/util/google_update_settings.h"
+
+namespace chrome {
+
+// static
+std::string VersionInfo::GetVersionStringModifier() {
+#if defined(GOOGLE_CHROME_BUILD)
+  FilePath module;
+  string16 channel;
+  if (PathService::Get(base::FILE_MODULE, &module)) {
+    bool is_system_install =
+        !InstallUtil::IsPerUserInstall(module.value().c_str());
+
+    GoogleUpdateSettings::GetChromeChannelAndModifiers(is_system_install,
+                                                       &channel);
+  }
+  return UTF16ToASCII(channel);
+#else
+  return std::string();
+#endif
+}
+
+// static
+VersionInfo::Channel VersionInfo::GetChannel() {
+#if defined(GOOGLE_CHROME_BUILD)
+  std::wstring channel(L"unknown");
+
+  FilePath module;
+  if (PathService::Get(base::FILE_MODULE, &module)) {
+    bool is_system_install =
+        !InstallUtil::IsPerUserInstall(module.value().c_str());
+    channel = GoogleUpdateSettings::GetChromeChannel(is_system_install);
+  }
+
+  if (channel.empty()) {
+    return CHANNEL_STABLE;
+  } else if (channel == L"beta") {
+    return CHANNEL_BETA;
+  } else if (channel == L"dev") {
+    return CHANNEL_DEV;
+  } else if (channel == L"canary") {
+    return CHANNEL_CANARY;
+  }
+#endif
+
+  return CHANNEL_UNKNOWN;
+}
+
+}  // namespace chrome