Hook up stats reporting via default system on OS X.

Allow enabling/disabling stats via user defaults.
Fix breakpad to read from global stats setting.

To disable stats, type the following in the terminal:
defaults write com.google.Chrome usagestats -bool NO

BUG=12046

Review URL: http://codereview.chromium.org/113549

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16333 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 88 insertions, 0 deletions

diff --git a/chrome/browser/google_update_settings_mac.mm b/chrome/browser/google_update_settings_mac.mm
new file mode 100644
index 0000000..a246803
--- /dev/null
+++ b/chrome/browser/google_update_settings_mac.mm
@@ -0,0 +1,88 @@
+// Copyright (c) 2009 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 <Foundation/Foundation.h>
+
+#include "chrome/installer/util/google_update_settings.h"
+
+#include "base/basictypes.h"
+#include "base/logging.h"
+#include "base/sys_string_conversions.h"
+#include "chrome/installer/util/google_update_constants.h"
+
+namespace google_update {
+
+// This is copied from chrome/installer/util/google_update_constants.cc
+// Reasons duplication acceptable:
+// 1. At the time of this writing, this code is a one-off for the dev release.
+// 2. The value of this constant is unlikely to change and even if it does
+// that negates the point of reusing it in the Mac version.
+// 3. To make x-platform usage fo the constants in google_update_constants.cc
+// we probably want to split them up into windows-only and x-platform strings.
+const wchar_t kRegUsageStatsField[] = L"usagestats";
+
+// Declared in a public namespace for testing purposes.
+// If pref not set, assume true.
+bool GetCollectStatsConsentFromDictionary(NSDictionary* dict) {
+  NSString* collect_stats_key = base::SysWideToNSString(
+      google_update::kRegUsageStatsField);
+  NSNumber* val = [dict objectForKey:collect_stats_key];
+
+  if (![val respondsToSelector:@selector(boolValue)]) {
+    return true;
+  }
+
+  return ([val boolValue] == YES);
+}
+
+}  // namespace google_update
+
+// static
+bool GoogleUpdateSettings::GetCollectStatsConsent() {
+  // TODO(mac): This value should be read from the Chrome prefs setting.
+  // For Dev-relesae purposes, we read this value from the user's
+  // defaults.  This allows easy control of the setting from the terminal.
+  // To turn stat reporting off, run the following command from the terminal:
+  // $ defaults write com.google.Chrome usagestats -bool 'NO'
+  NSUserDefaults* std_defaults = [NSUserDefaults standardUserDefaults];
+  return google_update::GetCollectStatsConsentFromDictionary(
+      [std_defaults dictionaryRepresentation]);
+}
+
+// static
+bool GoogleUpdateSettings::SetCollectStatsConsent(bool consented) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+// static
+bool GoogleUpdateSettings::GetBrowser(std::wstring* browser) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+// static
+bool GoogleUpdateSettings::GetLanguage(std::wstring* language) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+// static
+bool GoogleUpdateSettings::GetBrand(std::wstring* brand) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+// static
+bool GoogleUpdateSettings::GetReferral(std::wstring* referral) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+// static
+bool GoogleUpdateSettings::ClearReferral() {
+  NOTIMPLEMENTED();
+  return false;
+}
+