[WIP] Mojo native bindings interface.

third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js

Index: third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js
diff --git a/third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js b/third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js
index 1faf89f7727c4a8bcbeb293978e3c643e5d2693a..57af63d3f7395c33d35b89507b24914c8bc39df7 100644
--- a/third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js
+++ b/third_party/WebKit/LayoutTests/shapedetection/resources/mock-facedetection.js
@@ -5,9 +5,8 @@ let mockFaceDetectionProviderReady = define(
   ['services/shape_detection/public/interfaces/facedetection.mojom',
    'services/shape_detection/public/interfaces/facedetection_provider.mojom',
    'mojo/public/js/bindings',
-   'mojo/public/js/core',
    'content/public/renderer/interfaces',
-  ], (faceDetection, faceDetectionProvider, bindings, mojo, interfaces) => {
+  ], (faceDetection, faceDetectionProvider, bindings, interfaces) => {
 
   class MockFaceDetectionProvider {
     constructor() {
@@ -45,7 +44,7 @@ let mockFaceDetectionProviderReady = define(
     }
 
     detect(frame_data, width, height) {
-      let receivedStruct = mojo.mapBuffer(frame_data, 0, width*height*4, 0);
+      let receivedStruct = frame_data.mapBuffer(0, width*height*4);
       this.buffer_data_ = new Uint32Array(receivedStruct.buffer);
       return Promise.resolve({
         result: {
@@ -56,7 +55,6 @@ let mockFaceDetectionProviderReady = define(
           ]
         }
       });
-      mojo.unmapBuffer(receivedStruct.buffer);
     }
   }
   return new MockFaceDetectionProvider();