Make ImageLoaderModule TurboModule-compatible

Summary:
Modifying ImageLoaderModule to be TM-compatible by extending the generated abstract class and fixing the conflicting method signatures (int -> double).

Changelog: [Android] [Changed] Changing method signatures for ImageLoaderModule to accept double for requestId

Reviewed By: mdvacca

Differential Revision: D18435628

fbshipit-source-id: bc2a82bda49e339d1feebfe917b0862a1af15a1f

Author: Emily Janzer

ReactAndroid/src/main/java/com/facebook/react/modules/image/BUCK

@@ -21,4 +21,7 @@ rn_android_library(
         react_native_target("java/com/facebook/react/module/annotations:annotations"),
         react_native_target("java/com/facebook/react/views/imagehelper:imagehelper"),
     ],
+    exported_deps = [
+        react_native_target("java/com/facebook/fbreact/specs:FBReactNativeSpec"),
+    ],
 )

ReactAndroid/src/main/java/com/facebook/react/modules/image/ImageLoaderModule.java

@@ -16,6 +16,7 @@
 import com.facebook.datasource.DataSource;
 import com.facebook.datasource.DataSubscriber;
 import com.facebook.drawee.backends.pipeline.Fresco;
+import com.facebook.fbreact.specs.NativeImageLoaderAndroidSpec;
 import com.facebook.imagepipeline.core.ImagePipeline;
 import com.facebook.imagepipeline.image.CloseableImage;
 import com.facebook.imagepipeline.request.ImageRequest;
@@ -25,7 +26,6 @@
 import com.facebook.react.bridge.LifecycleEventListener;
 import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
@@ -35,7 +35,7 @@
 import com.facebook.react.views.imagehelper.ImageSource;
 
 @ReactModule(name = ImageLoaderModule.NAME)
-public class ImageLoaderModule extends ReactContextBaseJavaModule
+public class ImageLoaderModule extends NativeImageLoaderAndroidSpec
     implements LifecycleEventListener {
 
   private static final String ERROR_INVALID_URI = "E_INVALID_URI";
@@ -183,12 +183,15 @@ protected void onFailureImpl(DataSource<CloseableReference<CloseableImage>> data
    * Prefetches the given image to the Fresco image disk cache.
    *
    * @param uriString the URI of the remote image to prefetch
-   * @param requestId the client-supplied request ID used to identify this request
+   * @param requestIdAsDouble the client-supplied request ID used to identify this request
    * @param promise the promise that is fulfilled when the image is successfully prefetched or
    *     rejected when there is an error
    */
-  @ReactMethod
-  public void prefetchImage(final String uriString, final int requestId, final Promise promise) {
+  @Override
+  public void prefetchImage(
+      final String uriString, final double requestIdAsDouble, final Promise promise) {
+    final int requestId = (int) requestIdAsDouble;
+
     if (uriString == null || uriString.isEmpty()) {
       promise.reject(ERROR_INVALID_URI, "Cannot prefetch an image for an empty URI");
       return;
@@ -228,9 +231,9 @@ protected void onFailureImpl(DataSource<Void> dataSource) {
     prefetchSource.subscribe(prefetchSubscriber, CallerThreadExecutor.getInstance());
   }
 
-  @ReactMethod
-  public void abortRequest(final int requestId) {
-    DataSource<Void> request = removeRequest(requestId);
+  @Override
+  public void abortRequest(double requestId) {
+    DataSource<Void> request = removeRequest((int) requestId);
     if (request != null) {
       request.close();
     }