Separate credit card scanner from native bridge.

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

Index: chrome/android/java/src/org/chromium/chrome/browser/autofill/CreditCardScannerBridge.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/autofill/CreditCardScannerBridge.java b/chrome/android/java/src/org/chromium/chrome/browser/autofill/CreditCardScannerBridge.java
new file mode 100644
index 0000000000000000000000000000000000000000..84dcb0b880d45521bf543c7ef62c75c4cb10f66f
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/autofill/CreditCardScannerBridge.java
@@ -0,0 +1,55 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chrome.browser.autofill;
+
+import android.content.Context;
+
+import org.chromium.base.annotations.CalledByNative;
+import org.chromium.base.annotations.JNINamespace;
+import org.chromium.ui.base.WindowAndroid;
+
+/** Native bridge for credit card scanner. */
+@JNINamespace("autofill")
+public class CreditCardScannerBridge implements CreditCardScanner.Delegate {
+    private final long mNativeScanner;
+    private final CreditCardScanner mScanner;
+
+    @CalledByNative
+    private static CreditCardScannerBridge create(
+            long nativeScanner, Context context, WindowAndroid window) {
+        return new CreditCardScannerBridge(nativeScanner, context, window);
+    }
+
+    private CreditCardScannerBridge(long nativeScanner, Context context, WindowAndroid window) {
+        mNativeScanner = nativeScanner;
+        mScanner = CreditCardScanner.create(context, window, this);
+    }
+
+    @CalledByNative
+    private boolean canScan() {
+        return mScanner.canScan();
+    }
+
+    @CalledByNative
+    private void scan() {
+        mScanner.scan();
+    }
+
+    @Override
+    public void onScanCancelled() {
+        nativeScanCancelled(mNativeScanner);
+    }
+
+    @Override
+    public void onScanCompleted(
+            String cardHolderName, String cardNumber, int expirationMonth, int expirationYear) {
+        nativeScanCompleted(
+                mNativeScanner, cardHolderName, cardNumber, expirationMonth, expirationYear);
+    }
+
+    private native void nativeScanCancelled(long nativeCreditCardScannerViewAndroid);
+    private native void nativeScanCompleted(long nativeCreditCardScannerViewAndroid,
+            String cardHolderName, String cardNumber, int expirationMonth, int expirationYear);
+}