Componentizing chrome/browser/services/gcm/gcm_desktop_utils.cc.

Moved chrome/browser/services/gcm/gcm_desktop_utils.* to
components/gcm_driver/.
Added a extra param version_info to CreateGCMDriverDesktop()
for resolving the bad dependancy from chrome.

BUG=519579

Committed: https://crrev.com/ae5abc9a10333564b9e30c5fc1013f97e19ff4e0
Cr-Commit-Position: refs/heads/master@{#347128}

Review URL: https://codereview.chromium.org/1325063002

Cr-Commit-Position: refs/heads/master@{#350184}
diff --git a/components/gcm_driver/BUILD.gn b/components/gcm_driver/BUILD.gn
index e80ac0af..f3d42ee 100644
--- a/components/gcm_driver/BUILD.gn
+++ b/components/gcm_driver/BUILD.gn
@@ -33,6 +33,8 @@
     "gcm_connection_observer.h",
     "gcm_delayed_task_controller.cc",
     "gcm_delayed_task_controller.h",
+    "gcm_desktop_utils.cc",
+    "gcm_desktop_utils.h",
     "gcm_driver.cc",
     "gcm_driver.h",
     "gcm_driver_android.cc",
@@ -54,9 +56,11 @@
     "//base",
     "//components/gcm_driver/common",
     "//components/os_crypt",
+    "//components/sync_driver",
     "//google_apis/gcm",
     "//net",
     "//sync/protocol",
+    "//url:url",
   ]
 
   if (is_chromeos) {
@@ -75,6 +79,8 @@
       "gcm_client_factory.h",
       "gcm_client_impl.cc",
       "gcm_client_impl.h",
+      "gcm_desktop_utils.cc",
+      "gcm_desktop_utils.h",
       "gcm_driver_desktop.cc",
       "gcm_driver_desktop.h",
       "gcm_stats_recorder_impl.cc",
diff --git a/components/gcm_driver/DEPS b/components/gcm_driver/DEPS
index cad5eddf..de2e4cc 100644
--- a/components/gcm_driver/DEPS
+++ b/components/gcm_driver/DEPS
@@ -1,7 +1,9 @@
 include_rules = [
   "+components/os_crypt",
   "+components/pref_registry",
+  "+components/sync_driver",
   "+components/timers",  # Only used for Chrome OS builds.
+  "+components/version_info",
   # TODO(johnme): Fix this layering violation.
   "!content/public/android/java",
   "+google_apis/gaia",
diff --git a/components/gcm_driver/gcm_desktop_utils.cc b/components/gcm_driver/gcm_desktop_utils.cc
new file mode 100644
index 0000000..f5049f5
--- /dev/null
+++ b/components/gcm_driver/gcm_desktop_utils.cc
@@ -0,0 +1,106 @@
+// Copyright 2014 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 "components/gcm_driver/gcm_desktop_utils.h"
+
+#include "base/command_line.h"
+#include "base/sequenced_task_runner.h"
+#include "base/threading/sequenced_worker_pool.h"
+#include "components/gcm_driver/gcm_client_factory.h"
+#include "components/gcm_driver/gcm_driver.h"
+#include "components/gcm_driver/gcm_driver_desktop.h"
+#include "components/sync_driver/sync_util.h"
+#include "url/gurl.h"
+
+namespace gcm {
+
+namespace {
+
+const char kChannelStatusRelativePath[] = "/experimentstatus";
+
+GCMClient::ChromePlatform GetPlatform() {
+#if defined(OS_WIN)
+  return GCMClient::PLATFORM_WIN;
+#elif defined(OS_MACOSX)
+  return GCMClient::PLATFORM_MAC;
+#elif defined(OS_IOS)
+  return GCMClient::PLATFORM_IOS;
+#elif defined(OS_ANDROID)
+  return GCMClient::PLATFORM_ANDROID;
+#elif defined(OS_CHROMEOS)
+  return GCMClient::PLATFORM_CROS;
+#elif defined(OS_LINUX)
+  return GCMClient::PLATFORM_LINUX;
+#else
+  // For all other platforms, return as LINUX.
+  return GCMClient::PLATFORM_LINUX;
+#endif
+}
+
+GCMClient::ChromeChannel GetChannel(version_info::Channel channel) {
+  switch (channel) {
+    case version_info::Channel::UNKNOWN:
+      return GCMClient::CHANNEL_UNKNOWN;
+    case version_info::Channel::CANARY:
+      return GCMClient::CHANNEL_CANARY;
+    case version_info::Channel::DEV:
+      return GCMClient::CHANNEL_DEV;
+    case version_info::Channel::BETA:
+      return GCMClient::CHANNEL_BETA;
+    case version_info::Channel::STABLE:
+      return GCMClient::CHANNEL_STABLE;
+    default:
+      NOTREACHED();
+      return GCMClient::CHANNEL_UNKNOWN;
+  }
+}
+
+std::string GetVersion() {
+  return version_info::GetVersionNumber();
+}
+
+GCMClient::ChromeBuildInfo GetChromeBuildInfo(version_info::Channel channel) {
+  GCMClient::ChromeBuildInfo chrome_build_info;
+  chrome_build_info.platform = GetPlatform();
+  chrome_build_info.channel = GetChannel(channel);
+  chrome_build_info.version = GetVersion();
+  return chrome_build_info;
+}
+
+std::string GetChannelStatusRequestUrl(version_info::Channel channel) {
+  GURL sync_url(GetSyncServiceURL(*base::CommandLine::ForCurrentProcess(),
+                                  channel));
+  return sync_url.spec() + kChannelStatusRelativePath;
+}
+
+std::string GetUserAgent(version_info::Channel channel) {
+  return MakeDesktopUserAgentForSync(channel);
+}
+
+}  // namespace
+
+scoped_ptr<GCMDriver> CreateGCMDriverDesktop(
+    scoped_ptr<GCMClientFactory> gcm_client_factory,
+    PrefService* prefs,
+    const base::FilePath& store_path,
+    const scoped_refptr<net::URLRequestContextGetter>& request_context,
+    version_info::Channel channel,
+    const scoped_refptr<base::SequencedTaskRunner>& ui_task_runner,
+    const scoped_refptr<base::SequencedTaskRunner>& io_task_runner,
+    const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner) {
+
+  return scoped_ptr<GCMDriver>(new GCMDriverDesktop(
+      gcm_client_factory.Pass(),
+      GetChromeBuildInfo(channel),
+      GetChannelStatusRequestUrl(channel),
+      GetUserAgent(channel),
+      prefs,
+      store_path,
+      request_context,
+      ui_task_runner,
+      io_task_runner,
+      blocking_task_runner));
+}
+
+}  // namespace gcm
diff --git a/components/gcm_driver/gcm_desktop_utils.h b/components/gcm_driver/gcm_desktop_utils.h
new file mode 100644
index 0000000..b7e62e40
--- /dev/null
+++ b/components/gcm_driver/gcm_desktop_utils.h
@@ -0,0 +1,39 @@
+// Copyright 2014 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.
+
+#ifndef COMPONENTS_GCM_DRIVER_GCM_GCM_DESKTOP_UTILS_H_
+#define COMPONENTS_GCM_DRIVER_GCM_GCM_DESKTOP_UTILS_H_
+
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/sequenced_task_runner.h"
+#include "components/version_info/version_info.h"
+
+class PrefService;
+namespace base {
+class FilePath;
+}
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace gcm {
+
+class GCMDriver;
+class GCMClientFactory;
+
+scoped_ptr<GCMDriver> CreateGCMDriverDesktop(
+    scoped_ptr<GCMClientFactory> gcm_client_factory,
+    PrefService* prefs,
+    const base::FilePath& store_path,
+    const scoped_refptr<net::URLRequestContextGetter>& request_context,
+    version_info::Channel channel,
+    const scoped_refptr<base::SequencedTaskRunner>& ui_task_runner,
+    const scoped_refptr<base::SequencedTaskRunner>& io_task_runner,
+    const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner);
+
+}  // namespace gcm
+
+#endif  // COMPONENTS_GCM_DRIVER_GCM_GCM_DESKTOP_UTILS_H_