Use dropdown list for admin areas in pr form.

chrome/browser/autofill/android/personal_data_manager_android.cc

Index: chrome/browser/autofill/android/personal_data_manager_android.cc
diff --git a/chrome/browser/autofill/android/personal_data_manager_android.cc b/chrome/browser/autofill/android/personal_data_manager_android.cc
index f3c87d171caf62a3391c500bd20072f12464f23e..9a8e24872d4d45244f4f653b11eb26059f3b2656 100644
--- a/chrome/browser/autofill/android/personal_data_manager_android.cc
+++ b/chrome/browser/autofill/android/personal_data_manager_android.cc
@@ -305,6 +305,40 @@ class AndroidAddressNormalizerDelegate
   DISALLOW_COPY_AND_ASSIGN(AndroidAddressNormalizerDelegate);
 };
 
+class GetSubKeysRequester : public PersonalDataManagerAndroid::Delegate,
+                            public base::SupportsWeakPtr<GetSubKeysRequester> {
+ public:
+  GetSubKeysRequester(
+      JNIEnv* env,
+      const base::android::JavaParamRef<jobject>& jdelegate,
+      const std::string& region_code,
+      base::WeakPtr<PersonalDataManagerAndroid> personal_data_manager_android) {
+    jdelegate_.Reset(env, jdelegate);
+    region_code_ = region_code;
+    personal_data_manager_android_ = personal_data_manager_android;
+    env_ = env;
+  }
+
+ private:
+  ~GetSubKeysRequester() override {}
+
+  void OnRulesSuccessfullyLoaded() override {
+    if (personal_data_manager_android_) {
+      JNIEnv* env = base::android::AttachCurrentThread();
+      Java_GetSubKeysRequestDelegate_onSubKeysReceived(
+          env, jdelegate_,
+          personal_data_manager_android_->GetSubKeys(env, region_code_));
+    }
+  }
+
+  ScopedJavaGlobalRef<jobject> jdelegate_;
+  std::string region_code_;
+  base::WeakPtr<PersonalDataManagerAndroid> personal_data_manager_android_;
+  JNIEnv* env_;
+
+  DISALLOW_COPY_AND_ASSIGN(GetSubKeysRequester);
+};
+
 }  // namespace
 
 PersonalDataManagerAndroid::PersonalDataManagerAndroid(JNIEnv* env, jobject obj)
@@ -316,7 +350,14 @@ PersonalDataManagerAndroid::PersonalDataManagerAndroid(JNIEnv* env, jobject obj)
               new autofill::ChromeMetadataSource(
                   I18N_ADDRESS_VALIDATION_DATA_URL,
                   personal_data_manager_->GetURLRequestContextGetter())),
-          ValidationRulesStorageFactory::CreateStorage()) {
+          ValidationRulesStorageFactory::CreateStorage()),
+      address_validator_(
+          std::unique_ptr<::i18n::addressinput::Source>(
+              new autofill::ChromeMetadataSource(
+                  I18N_ADDRESS_VALIDATION_DATA_URL,
+                  personal_data_manager_->GetURLRequestContextGetter())),
+          ValidationRulesStorageFactory::CreateStorage(),
+          this) {
   personal_data_manager_->AddObserver(this);
 }
 
@@ -697,7 +738,7 @@ jlong PersonalDataManagerAndroid::GetCurrentDateForTesting(
   return base::Time::Now().ToTimeT();
 }
 
-void PersonalDataManagerAndroid::LoadRulesForRegion(
+void PersonalDataManagerAndroid::LoadRulesForAddressNormalization(
     JNIEnv* env,
     const base::android::JavaParamRef<jobject>& unused_obj,
     const base::android::JavaParamRef<jstring>& jregion_code) {
@@ -705,6 +746,13 @@ void PersonalDataManagerAndroid::LoadRulesForRegion(
       ConvertJavaStringToUTF8(env, jregion_code));
 }
 
+void PersonalDataManagerAndroid::LoadRulesForSubKeys(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jobject>& unused_obj,
+    const base::android::JavaParamRef<jstring>& jregion_code) {
+  address_validator_.LoadRules(ConvertJavaStringToUTF8(env, jregion_code));
+}
+
 void PersonalDataManagerAndroid::StartAddressNormalization(
     JNIEnv* env,
     const JavaParamRef<jobject>& unused_obj,
@@ -739,6 +787,59 @@ jboolean PersonalDataManagerAndroid::HasCreditCards(
   return !personal_data_manager_->GetCreditCards().empty();
 }
 
+base::android::ScopedJavaLocalRef<jobjectArray>
+PersonalDataManagerAndroid::GetSubKeys(JNIEnv* env,
+                                       const std::string& region_code) {
+  std::vector<std::string> sub_keys =
+      address_validator_.GetRegionSubKeys(region_code);
+  return base::android::ToJavaArrayOfStrings(env, sub_keys);
+}
+
+void PersonalDataManagerAndroid::OnAddressRulesLoaded(
+    const std::string& region_code,
+    bool success) {
+  // Check if there is any sub-key request.
+  auto it = pending_subkeys_request_.find(region_code);
+  if (it != pending_subkeys_request_.end()) {
+    for (size_t i = 0; i < it->second.size(); ++i) {
+      it->second[i]->OnRulesSuccessfullyLoaded();
+    }
+    pending_subkeys_request_.erase(it);
+  }
+}
+
+void PersonalDataManagerAndroid::StartGettingRegionSubKeys(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& unused_obj,
+    const JavaParamRef<jstring>& jregion_code,
+    const JavaParamRef<jobject>& jdelegate) {
+  const std::string region_code = ConvertJavaStringToUTF8(env, jregion_code);
+  std::unique_ptr<Delegate> requester(
+      new GetSubKeysRequester(env, jdelegate, region_code, AsWeakPtr()));
+
+  if (AreRulesLoadedForRegion(region_code)) {
+    requester->OnRulesSuccessfullyLoaded();
+  } else {
+    // Setup the variables so that the sub-keys request is sent, when the rules
+    // are loaded.
+    auto it = pending_subkeys_request_.find(region_code);
+    if (it == pending_subkeys_request_.end()) {
+      // If no entry exists, create the entry and assign it to |it|.
+      it = pending_subkeys_request_
+               .insert(std::make_pair(region_code,
+                                      std::vector<std::unique_ptr<Delegate>>()))
+               .first;
+    }
+    it->second.push_back(std::move(requester));
+  }
+}
+
+void PersonalDataManagerAndroid::CancelPendingGetSubKeys(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jobject>& unused_obj) {
+  pending_subkeys_request_.clear();
+}
+
 ScopedJavaLocalRef<jobjectArray> PersonalDataManagerAndroid::GetProfileGUIDs(
     JNIEnv* env,
     const std::vector<AutofillProfile*>& profiles) {
@@ -761,7 +862,7 @@ ScopedJavaLocalRef<jobjectArray> PersonalDataManagerAndroid::GetCreditCardGUIDs(
 
 bool PersonalDataManagerAndroid::AreRulesLoadedForRegion(
     const std::string& region_code) {
-  return address_normalizer_.AreRulesLoadedForRegion(region_code);
+  return address_validator_.AreRulesLoadedForRegion(region_code);
 }
 
 ScopedJavaLocalRef<jobjectArray> PersonalDataManagerAndroid::GetProfileLabels(