Cherry pick v5.0.2 changes (#8586)

* [android] execute resource transform callback on the right thread

* [android] allow resetting of resource transform callback

* update CHANGELOG for v5.0.2

* [android] - correct anchoring when Icon is updated (#8519)

platform/android/CHANGELOG.md

@@ -2,6 +2,14 @@
 
 Mapbox welcomes participation and contributions from everyone.  If you'd like to do so please see the [`Contributing Guide`](https://github.com/mapbox/mapbox-gl-native/blob/master/CONTRIBUTING.md) first to get started.
 
+## 5.0.2 - April 3, 2017
+
+5.0.2 is a patch release that contains the following changes:
+
+* Fix resource transform callback [#8582](https://github.com/mapbox/mapbox-gl-native/pull/8582)
+* Restore onTouch behaviour to 4.x version [#8585](https://github.com/mapbox/mapbox-gl-native/pull/8585)
+* Restore anchoring after updating MarkerView Icon [#8519](https://github.com/mapbox/mapbox-gl-native/pull/8519)
+
 ## 5.0.1 - March 22nd, 2017
 
 5.0.1 is a patch release that addresses a shader precision issue that created a rendering problem on some devices.

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/MarkerView.java

@@ -389,6 +389,15 @@ public void setMapboxMap(MapboxMap mapboxMap) {
     }
   }
 
+  /**
+   * Invalidates the MarkerView resulting in remeasuring the View.
+   */
+  void invalidate() {
+    width = height = 0;
+    offsetX = offsetY = MapboxConstants.UNMEASURED;
+    markerViewManager.invalidateViewMarkersInVisibleRegion();
+  }
+
   /**
    * Get the String representation of a MarkerView.
    *

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/MarkerViewManager.java

@@ -232,6 +232,7 @@ public void updateIcon(@NonNull MarkerView markerView) {
     View convertView = markerViewMap.get(markerView);
     if (convertView != null && convertView instanceof ImageView) {
       ((ImageView) convertView).setImageBitmap(markerView.getIcon().getBitmap());
+      markerView.invalidate();
     }
   }
 

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/storage/FileSource.java

@@ -123,9 +123,9 @@ private FileSource(String cachePath, String apkPath) {
    * The callback will be executed on the main thread once for every requested URL.
    * </p>
    *
-   * @param callback the callback to be invoked
+   * @param callback the callback to be invoked or null to reset
    */
-  public native void setResourceTransform(@NonNull final ResourceTransformCallback callback);
+  public native void setResourceTransform(final ResourceTransformCallback callback);
 
   private native void initialize(String accessToken, String cachePath, String apkPath);
 

platform/android/src/file_source.cpp

@@ -46,10 +46,10 @@ void FileSource::setResourceTransform(jni::JNIEnv& env, jni::Object<FileSource::
             // a subsequent call.
             // Note: we're converting it to shared_ptr because this lambda is converted to a std::function,
             // which requires copyability of its captured variables.
-            callback = std::shared_ptr<jni::jobject>(transformCallback.NewGlobalRef(env).release()->Get(), GenericGlobalRefDeleter()),
-            env
+            callback = std::shared_ptr<jni::jobject>(transformCallback.NewGlobalRef(env).release()->Get(), GenericGlobalRefDeleter())
         ](mbgl::Resource::Kind kind, std::string&& url_) {
-            return FileSource::ResourceTransformCallback::onURL(const_cast<jni::JNIEnv&>(env), jni::Object<FileSource::ResourceTransformCallback>(*callback), int(kind), url_);
+            android::UniqueEnv _env = android::AttachEnv();
+            return FileSource::ResourceTransformCallback::onURL(*_env, jni::Object<FileSource::ResourceTransformCallback>(*callback), int(kind), url_);
         });
     } else {
         // Reset the callback