ShapeDetection: use mojom::Bitmap for mojo interface.

chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java

Index: chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java b/chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java
index 2035620acc09e46e70692baf37bfbe6cbac930e5..ee952766a7354594a548b3f382f38721049f9eb7 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/shapedetection/BarcodeDetectionImpl.java
@@ -20,8 +20,6 @@ import org.chromium.chrome.browser.externalauth.UserRecoverableErrorHandler;
 import org.chromium.gfx.mojom.PointF;
 import org.chromium.gfx.mojom.RectF;
 import org.chromium.mojo.system.MojoException;
-import org.chromium.mojo.system.SharedBufferHandle;
-import org.chromium.mojo.system.SharedBufferHandle.MapFlags;
 import org.chromium.shape_detection.mojom.BarcodeDetection;
 import org.chromium.shape_detection.mojom.BarcodeDetectionResult;
 
@@ -42,8 +40,7 @@ public class BarcodeDetectionImpl implements BarcodeDetection {
     }
 
     @Override
-    public void detect(
-            SharedBufferHandle frameData, int width, int height, DetectResponse callback) {
+    public void detect(org.chromium.skia.mojom.Bitmap image, DetectResponse callback) {
         if (!ExternalAuthUtils.getInstance().canUseGooglePlayServices(
                     mContext, new UserRecoverableErrorHandler.Silent())) {
             Log.e(TAG, "Google Play Services not available");
@@ -60,9 +57,12 @@ public class BarcodeDetectionImpl implements BarcodeDetection {
             return;
         }
 
+        int width = image.width;
+        int height = image.height;
         final long numPixels = (long) width * height;
         // TODO(mcasas): https://crbug.com/670028 homogeneize overflow checking.
-        if (!frameData.isValid() || width <= 0 || height <= 0 || numPixels > (Long.MAX_VALUE / 4)) {
+        if (image.pixelData == null || width <= 0 || height <= 0
+                || numPixels > (Long.MAX_VALUE / 4)) {
             callback.call(new BarcodeDetectionResult[0]);
             return;
         }
@@ -70,7 +70,7 @@ public class BarcodeDetectionImpl implements BarcodeDetection {
         // Mapping |frameData| will fail if the intended mapped size is larger
         // than its actual capacity, which is limited by the appropriate
         // mojo::edk::Configuration entry.
-        ByteBuffer imageBuffer = frameData.map(0, numPixels * 4, MapFlags.none());
+        ByteBuffer imageBuffer = ByteBuffer.wrap(image.pixelData);
         if (imageBuffer.capacity() <= 0) {
             callback.call(new BarcodeDetectionResult[0]);
             return;