New UMA settings fragment using Android prefs.

chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/UsageAndCrashReportsPreferenceFragment.java

Index: chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/UsageAndCrashReportsPreferenceFragment.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/UsageAndCrashReportsPreferenceFragment.java b/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/UsageAndCrashReportsPreferenceFragment.java
new file mode 100644
index 0000000000000000000000000000000000000000..e414c5b03acf794a6809cbf5fee8a03a2394b77f
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/UsageAndCrashReportsPreferenceFragment.java
@@ -0,0 +1,65 @@
+// Copyright 2015 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.
+
+package org.chromium.chrome.browser.preferences.privacy;
+
+import android.os.Bundle;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceFragment;
+
+import org.chromium.chrome.R;
+import org.chromium.chrome.browser.preferences.ChromeSwitchPreference;
+import org.chromium.chrome.browser.preferences.ManagedPreferenceDelegate;
+import org.chromium.chrome.browser.preferences.PrefServiceBridge;
+
+/**
+ * Fragment to manage the Usage and crash reports preference and to explain to
+ * the user what it does.
+ */
+public class UsageAndCrashReportsPreferenceFragment extends PreferenceFragment {
+    private static final String PREF_USAGE_AND_CRASH_REPORTS_SWITCH =
+            "usage_and_crash_reports_switch";
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.usage_and_crash_reports_preferences);
+        getActivity().setTitle(R.string.usage_and_crash_reports_title);
+        initUsageAndCrashReportsSwitch();
+    }
+
+    private void initUsageAndCrashReportsSwitch() {
+        ChromeSwitchPreference usageAndCrashReportsSwitch =
+                (ChromeSwitchPreference) findPreference(PREF_USAGE_AND_CRASH_REPORTS_SWITCH);
+        boolean enabled = PrivacyPreferencesManager.getInstance(getActivity())
+                                  .isUsageAndCrashReportingEnabled();
+        usageAndCrashReportsSwitch.setChecked(enabled);
+
+        usageAndCrashReportsSwitch.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
+            @Override
+            public boolean onPreferenceChange(Preference preference, Object newValue) {
+                boolean enabled = (boolean) newValue;
+                PrivacyPreferencesManager privacyManager =
+                        PrivacyPreferencesManager.getInstance(getActivity());
+
+                // Update new two-choice android and chromium preferences.
+                PrefServiceBridge.getInstance().setMetricsReportingEnabled(enabled);
+                privacyManager.setUsageAndCrashReporting(enabled);
+
+                // Update old three-choice android and chromium preference.
+                PrefServiceBridge.getInstance().setCrashReporting(enabled);
+                privacyManager.initCrashUploadPreference(enabled);
+                return true;
+            }
+        });
+
+        usageAndCrashReportsSwitch.setManagedPreferenceDelegate(new ManagedPreferenceDelegate() {
+            @Override
+            public boolean isPreferenceControlledByPolicy(Preference preference) {
+                return PrefServiceBridge.getInstance().isCrashReportManaged();
+            }
+        });
+    }
+}