[Android] Trigger native event batching through Feature API

chrome/browser/android/chrome_feature_list.cc

 // 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.
 
 #include "chrome/browser/android/chrome_feature_list.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 67 matching lines @@
     &offline_pages::kOfflinePagesCTFeature,  // See crbug.com/620421.
     &offline_pages::kOfflinePagesSharingFeature,
     &password_manager::features::kViewPasswords,
 };
 
 const base::Feature* FindFeatureExposedToJava(const std::string& feature_name) {
   for (size_t i = 0; i < arraysize(kFeaturesExposedToJava); ++i) {
     if (kFeaturesExposedToJava[i]->name == feature_name)
       return kFeaturesExposedToJava[i];
   }
-  NOTREACHED() << "Features queried via ChromeFeatureList must be present in "
-                  "|kFeaturesExposedToJava|.";
+  NOTREACHED() << "Queried feature cannot be found in ChromeFeatureList: "
+               << feature_name;
   return nullptr;
 }
 
 }  // namespace
 
 // Alphabetical:
 const base::Feature kAndroidPayIntegrationV1{"AndroidPayIntegrationV1",
                                              base::FEATURE_ENABLED_BY_DEFAULT};
 
 const base::Feature kAndroidPayIntegrationV2{"AndroidPayIntegrationV2",
@@ skipping 143 matching lines @@
   return base::GetFieldTrialParamByFeatureAsBool(*feature, param_name,
                                                  jdefault_value);
 }
 
 bool RegisterChromeFeatureListJni(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android
 }  // namespace chrome