Bug 549441 - [PDE] Rework usages of
AbstractUIPlugin#imageDescriptorFromPlugin

Add explicit cast to ImageDescriptor as compiler settings are below 1.5

Change-Id: I177e2f6e93bf40dc57643d272b0e183701b465dd
Signed-off-by: Alexander Fedorov <alexander.fedorov@arsysop.ru>
diff --git a/org.eclipse.pde.build.tests/resources/309572/plugins/test.flex.root/src/my/view/Activator.java b/org.eclipse.pde.build.tests/resources/309572/plugins/test.flex.root/src/my/view/Activator.java
index 6120e62..543ecf5 100644
--- a/org.eclipse.pde.build.tests/resources/309572/plugins/test.flex.root/src/my/view/Activator.java
+++ b/org.eclipse.pde.build.tests/resources/309572/plugins/test.flex.root/src/my/view/Activator.java
@@ -49,6 +49,6 @@
 	 * @return the image descriptor
 	 */
 	public static ImageDescriptor getImageDescriptor(String path) {
-		return ResourceLocator.imageDescriptorFromBundle(PLUGIN_ID, path).orElse(null);
+		return (ImageDescriptor) ResourceLocator.imageDescriptorFromBundle(PLUGIN_ID, path).orElse(null);
 	}
 }