Expose a Java API for base/feature_list.h.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 2dbcc4999d4bb174fa349052c4edf4753398d761..0a488d82dfee2ce66a95bcc1b0c1c31ba444337b 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -651,6 +651,8 @@
       'browser/android/bottombar/overlay_panel_content.h',
       'browser/android/chrome_application.cc',
       'browser/android/chrome_application.h',
+      'browser/android/chrome_feature_list.cc',
+      'browser/android/chrome_feature_list.h',
       'browser/android/chrome_jni_registrar.cc',
       'browser/android/chrome_jni_registrar.h',
       'browser/android/chrome_media_client_android.cc',
@@ -1805,6 +1807,7 @@
       'android/java/src/org/chromium/chrome/browser/childaccounts/ChildAccountFeedbackReporter.java',
       'android/java/src/org/chromium/chrome/browser/ChromeApplication.java',
       'android/java/src/org/chromium/chrome/browser/ChromeBrowserProvider.java',
+      'android/java/src/org/chromium/chrome/browser/ChromeFeatureList.java',
       'android/java/src/org/chromium/chrome/browser/ChromeHttpAuthHandler.java',
       'android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java',
       'android/java/src/org/chromium/chrome/browser/compositor/CompositorView.java',