Android: Allow compiling browser without Java UI

chrome/browser/metrics/chrome_metrics_service_accessor.cc

 // 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 "chrome/browser/metrics/chrome_metrics_service_accessor.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 21 matching lines @@
   bool pref_value = false;
 
 #if defined(OS_CHROMEOS)
   // TODO(gayane): The check is added as a temporary fix for unittests. It's
   // not expected to happen from production code. This should be cleaned up
   // soon when metrics pref from cros will be eliminated.
   if (chromeos::CrosSettings::IsInitialized()) {
     chromeos::CrosSettings::Get()->GetBoolean(chromeos::kStatsReportingPref,
                                               &pref_value);
   }
-#else  // Android
+#elif defined(ANDROID_JAVA_UI)
   pref_value = g_browser_process->local_state()->GetBoolean(
       prefs::kCrashReportingEnabled);
 #endif  // defined(OS_CHROMEOS)
 
   return IsMetricsReportingEnabledWithPrefValue(pref_value);
 #endif  // !defined(OS_CHROMEOS) && !defined(OS_ANDROID)
 }
 
 // static
 bool ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrial(
     const std::string& trial_name,
     const std::string& group_name) {
   return metrics::MetricsServiceAccessor::RegisterSyntheticFieldTrial(
       g_browser_process->metrics_service(), trial_name, group_name);
 }
 
 // static
 bool ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrialWithNameHash(
     uint32_t trial_name_hash,
     const std::string& group_name) {
   return metrics::MetricsServiceAccessor::
       RegisterSyntheticFieldTrialWithNameHash(
           g_browser_process->metrics_service(), trial_name_hash, group_name);
 }