[Payments] Normalize addresses before passing them to merchants.

chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java

Index: chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java b/chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java
index 059cee3757afa2eca75e2c541bc7800c3fc1f238..f39617edccb56ab45399f37e27989def07e4312c 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java
@@ -62,6 +62,19 @@ public class PersonalDataManager {
     }
 
     /**
+     * Callback for normalized addresses.
+     */
+    public interface NormalizedAddressRequestDelegate {
+        /**
+         * Called when the address has been sucessfully normalized.
+         *
+         * @param profile The profile with the normalized address.
+         */
+        @CalledByNative("NormalizedAddressRequestDelegate")
+        void onAddressNormalized(AutofillProfile profile);
+    }
+
+    /**
      * Autofill address information.
      */
     public static class AutofillProfile {
@@ -718,6 +731,41 @@ public class PersonalDataManager {
     }
 
     /**
+     * Starts loading the address validation rules for the specified {@code regionCode}.
+     *
+     * @param regionCode The code of the region for which to load the rules.
+     */
+    public void loadRulesForRegion(String regionCode) {
+        ThreadUtils.assertOnUiThread();
+        nativeLoadRulesForRegion(mPersonalDataManagerAndroid, regionCode);
+    }
+
+    /**
+     * Normalizes the address of the profile associated with the {@code guid} if the rules
+     * associated with the {@code regionCode} are done loading. Otherwise sets up the callback to
+     * start normalizing the address when the rules are loaded. The normalized profile will be sent
+     * to the {@code delegate}.
+     *
+     * @param guid The GUID of the profile to normalize.
+     * @param regionCode The region code indicating which rules to use for normalization.
+     * @param delegate The object requesting the normalization.
+     *
+     * @return Whether the normalization will happen asynchronously.
+     */
+    public boolean normalizeAddress(
+            String guid, String regionCode, NormalizedAddressRequestDelegate delegate) {
+        ThreadUtils.assertOnUiThread();
+        return nativeStartAddressNormalization(
+                mPersonalDataManagerAndroid, guid, regionCode, delegate);
+    }
+
+    /** Cancels the pending address normalization. */
+    public void cancelPendingAddressNormalization() {
+        ThreadUtils.assertOnUiThread();
+        nativeCancelPendingAddressNormalization(mPersonalDataManagerAndroid);
+    }
+
+    /**
      * @return Whether the Autofill feature is enabled.
      */
     public static boolean isAutofillEnabled() {
@@ -806,6 +854,12 @@ public class PersonalDataManager {
             long nativePersonalDataManagerAndroid, String guid);
     private native void nativeGetFullCardForPaymentRequest(long nativePersonalDataManagerAndroid,
             WebContents webContents, CreditCard card, FullCardRequestDelegate delegate);
+    private native void nativeLoadRulesForRegion(
+            long nativePersonalDataManagerAndroid, String regionCode);
+    private native boolean nativeStartAddressNormalization(long nativePersonalDataManagerAndroid,
+            String guid, String regionCode, NormalizedAddressRequestDelegate delegate);
+    private native void nativeCancelPendingAddressNormalization(
+            long nativePersonalDataManagerAndroid);
     private static native boolean nativeIsAutofillEnabled();
     private static native void nativeSetAutofillEnabled(boolean enable);
     private static native boolean nativeIsAutofillManaged();