XCOMMONS-733: Don't mock Provider by default

* fix test

xwiki-platform-core/xwiki-platform-icon/xwiki-platform-icon-default/src/test/java/org/xwiki/icon/internal/DefaultIconSetManagerTest.java

@@ -94,7 +94,7 @@ public class DefaultIconSetManagerTest
     @Before
     public void setUp() throws Exception
     {
-        xcontextProvider = mocker.getInstance(new DefaultParameterizedType(null, Provider.class, XWikiContext.class));
+        xcontextProvider = mocker.registerMockComponent(XWikiContext.TYPE_PROVIDER);
         xcontext = mock(XWikiContext.class);
         when(xcontextProvider.get()).thenReturn(xcontext);
         xwiki = mock(XWiki.class);