Generics fix for metro shapes

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1782722 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/src/org/apache/poi/hslf/usermodel/HSLFTextRun.java

         }
 
         if (ts.getSheet() instanceof MasterSheet) {
-            TextShape<?,? extends TextParagraph<?,?,TextRun>> ms = ts.getMetroShape();
+            TextShape<?,? extends TextParagraph<?,?,? extends TextRun>> ms = ts.getMetroShape();
             if (ms == null) {
                 return null;
             }

src/scratchpad/src/org/apache/poi/hslf/usermodel/HSLFTextShape.java

      *
      * @return null, if there's no alternative representation, otherwise the text shape
      */
-    public TextShape<?,? extends TextParagraph<?,?,TextRun>> getMetroShape() {
-        HSLFMetroShape<TextShape<?,? extends TextParagraph<?,?,TextRun>>> mbs = new HSLFMetroShape<TextShape<?,? extends TextParagraph<?,?,TextRun>>>(this);
+    public TextShape<?,? extends TextParagraph<?,?,? extends TextRun>> getMetroShape() {
+        HSLFMetroShape<TextShape<?,? extends TextParagraph<?,?,? extends TextRun>>> mbs = new HSLFMetroShape<TextShape<?,? extends TextParagraph<?,?,? extends TextRun>>>(this);
         return mbs.getShape();
     }
 }