[AiS] Add disable flag to about_flags.

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 89f854c814c050ad8f6204a70298c6bf2d708979..7a09fef2b78c7c8d26848affafc86508c1daed9b 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -408,6 +408,16 @@ const Experiment::Choice kExtensionContentVerificationChoices[] = {
     extensions::switches::kExtensionContentVerificationEnforceStrict },
 };
 
+#if defined(OS_ANDROID)
+const Experiment::Choice kAnswersInSuggestChoices[] = {
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
+  { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED,
+    switches::kEnableAnswersInSuggest, ""},
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED,
+    switches::kDisableAnswersInSuggest, ""}
+};
+#endif
+
 // Using independent flags (instead of flag=value flags) to be able to
 // associate the version with a FieldTrial. FieldTrials don't currently support
 // flag=value flags.
@@ -1908,11 +1918,11 @@ const Experiment kExperiments[] = {
   },
 #if defined(OS_ANDROID)
   {
-    "enable-answers-in-suggest",
+    "answers-in-suggest",
     IDS_FLAGS_ENABLE_ANSWERS_IN_SUGGEST_NAME,
     IDS_FLAGS_ENABLE_ANSWERS_IN_SUGGEST_DESCRIPTION,
     kOsAndroid,
-    SINGLE_VALUE_TYPE(switches::kEnableAnswersInSuggest)
+    MULTI_VALUE_TYPE(kAnswersInSuggestChoices)
   },
 #endif
   {