Translate: Hide the bubble if the user denies translating 2 times within 24 hours

components/translate/core/browser/translate_prefs.cc

Index: components/translate/core/browser/translate_prefs.cc
diff --git a/components/translate/core/browser/translate_prefs.cc b/components/translate/core/browser/translate_prefs.cc
index bb8dd743df12bf18f9e4eae9e67cd9c5f73dc54c..95ba6412e1ae9679718452cd7e6e9a47b6db7abb 100644
--- a/components/translate/core/browser/translate_prefs.cc
+++ b/components/translate/core/browser/translate_prefs.cc
@@ -27,6 +27,10 @@ const char TranslatePrefs::kPrefTranslateAcceptedCount[] =
     "translate_accepted_count";
 const char TranslatePrefs::kPrefTranslateBlockedLanguages[] =
     "translate_blocked_languages";
+const char TranslatePrefs::kPrefTranslateBubbleLastClosedTime[] =
+    "translate_last_closed_time";
+const char TranslatePrefs::kPrefTranslateBubbleHidden[] =
+    "translate_bubble_hidden";
 
 namespace {
 
@@ -103,6 +107,9 @@ void TranslatePrefs::ResetToDefaults() {
     ResetTranslationAcceptedCount(language);
     ResetTranslationDeniedCount(language);
   }
+
+  prefs_->ClearPref(kPrefTranslateBubbleLastClosedTime);
+  prefs_->ClearPref(kPrefTranslateBubbleHidden);
 }
 
 bool TranslatePrefs::IsBlockedLanguage(
@@ -255,6 +262,22 @@ void TranslatePrefs::ResetTranslationAcceptedCount(
   update.Get()->SetInteger(language, 0);
 }
 
+void TranslatePrefs::UpdateBubbleLastClosedTime() {
+  if (IsBubbleHidden())
+    return;
+
+  double time = prefs_->GetDouble(kPrefTranslateBubbleLastClosedTime);
+  base::Time last_closed_time = base::Time::FromJsTime(time);
+  base::Time now = base::Time::Now();
+  prefs_->SetDouble(kPrefTranslateBubbleLastClosedTime, now.ToJsTime());
+  if (now - last_closed_time <= base::TimeDelta::FromDays(1))
+    prefs_->SetBoolean(kPrefTranslateBubbleHidden, true);
+}
+
+bool TranslatePrefs::IsBubbleHidden() const {
+  return prefs_->GetBoolean(kPrefTranslateBubbleHidden);
+}
+
 void TranslatePrefs::GetLanguageList(std::vector<std::string>* languages) {
   DCHECK(languages);
   DCHECK(languages->empty());
@@ -335,6 +358,12 @@ void TranslatePrefs::RegisterProfilePrefs(
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
   registry->RegisterListPref(kPrefTranslateBlockedLanguages,
                              user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
+  registry->RegisterDoublePref(
+      kPrefTranslateBubbleLastClosedTime, 0,
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterBooleanPref(
+      kPrefTranslateBubbleHidden, false,
+      user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 }
 
 // static