explicitly export no fill to .docx when fillstyle is set to none (bnc#581614)

The shapes have detectmouseclick="t" for some reason, leading to the v:fill
tag being written, but the default is solid fill, so if there's otherwise
actually no fill, explicitly say so.

Change-Id: I2a8d24ce4d0da1082b4eefbad0db51e2e6fe1bc9

oox/source/export/vmlexport.cxx

@@ -545,6 +545,8 @@ void VMLExport::Commit( EscherPropertyContainer& rProps, const Rectangle& rRect
                         if ( pFillType )
                             pAttrList->add( XML_type, pFillType );
                     }
+                    else
+                        pAttrList->add( XML_on, "false" );
 
                     if ( rProps.GetOpt( ESCHER_Prop_fillColor, nValue ) )
                         impl_AddColor( m_pShapeAttrList, XML_fillcolor, nValue );

sw/qa/extras/ooxmlexport/ooxmlexport.cxx

@@ -94,6 +94,7 @@ public:
     void testFdo66688();
     void testFdo66773();
     void testFdo58577();
+    void testBnc581614();
 
     CPPUNIT_TEST_SUITE(Test);
 #if !defined(MACOSX) && !defined(WNT)
@@ -158,6 +159,7 @@ void Test::run()
         {"fdo66688.docx", &Test::testFdo66688},
         {"fdo66773.docx", &Test::testFdo66773},
         {"fdo58577.odt", &Test::testFdo58577},
+        {"bnc581614.doc", &Test::testBnc581614},
     };
     // Don't test the first import of these, for some reason those tests fail
     const char* aBlacklist[] = {
@@ -943,6 +945,14 @@ void Test::testFdo58577()
     CPPUNIT_ASSERT_EQUAL(sal_Int32(2), xIndexAccess->getCount());
 }
 
+void Test::testBnc581614()
+{
+    uno::Reference<drawing::XDrawPageSupplier> xDrawPageSupplier(mxComponent, uno::UNO_QUERY);
+    uno::Reference<container::XIndexAccess> xDraws(xDrawPageSupplier->getDrawPage(), uno::UNO_QUERY);
+    uno::Reference<beans::XPropertySet> xFrame(xDraws->getByIndex(0), uno::UNO_QUERY);
+    CPPUNIT_ASSERT_EQUAL(drawing::FillStyle_NONE, getProperty<drawing::FillStyle>(xFrame, "FillStyle"));
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(Test);
 
 CPPUNIT_PLUGIN_IMPLEMENT();