api-impl: misc stubs for WhatsApp support

src/api-impl/android/app/Activity.java

@@ -622,4 +622,8 @@ public class Activity extends ContextThemeWrapper implements Window.Callback, La
 	public int getChangingConfigurations() {
 		return 0;
 	}
+
+	public void finishAfterTransition() {
+		finish();
+	}
 }

src/api-impl/android/app/ActivityOptions.java

@@ -10,6 +10,10 @@ public class ActivityOptions {
 		return new ActivityOptions();
 	}
 
+	public static ActivityOptions makeSceneTransitionAnimation(Activity activity, View view, String name) {
+		return new ActivityOptions();
+	}
+
 	public Bundle toBundle() {
 		return null;
 	}

src/api-impl/android/app/Notification.java

@@ -53,6 +53,8 @@ public class Notification implements Parcelable {
 
 	public Bundle extras;
 
+	public String category;
+
 	String text;
 	String title;
 	List<Action> actions = new ArrayList<Action>();

src/api-impl/android/app/NotificationManager.java

@@ -118,4 +118,8 @@ public class NotificationManager {
 	public List<NotificationChannelGroup> getNotificationChannelGroups() {
 		return Collections.emptyList();
 	}
+
+	public boolean areNotificationsEnabled() {
+		return true;
+	}
 }

src/api-impl/android/app/PendingIntent.java

@@ -59,4 +59,12 @@ public class PendingIntent implements Parcelable {
 
 	public class CanceledException extends Exception {
 	}
+
+	public String getCreatorPackage() {
+		return Context.this_application.getPackageName();
+	}
+
+	public int getCreatorUid() {
+		return Context.this_application.getApplicationInfo().uid;
+	}
 }

src/api-impl/android/app/job/JobInfo.java

@@ -46,6 +46,14 @@ public class JobInfo {
 			return this;
 		}
 
+		public Builder setRequiresBatteryNotLow(boolean requires_battery_not_low) {
+			return this;
+		}
+
+		public Builder setRequiresStorageNotLow(boolean requires_storage_not_low) {
+			return this;
+		}
+
 		public JobInfo build() {
 			return new JobInfo();
 		}