Remove some material with questionable copyright

Change-Id: I81bc4d678f717ccc73b0199d3dd0ba0d73be716d
Reviewed-by: Jani Heikkinen <jani.heikkinen@digia.com>

tests/auto/webp/tst_qwebp.cpp

@@ -58,8 +58,6 @@ void tst_qwebp::readImage_data()
     QTest::addColumn<QString>("fileName");
     QTest::addColumn<QSize>("size");
 
-    QTest::newRow("lena") << QString("lena") << QSize(103, 103);
-    QTest::newRow("lena_lossless") << QString("lena_lossless") << QSize(103, 103);
     QTest::newRow("kollada") << QString("kollada") << QSize(436, 160);
     QTest::newRow("kollada_lossless") << QString("kollada_lossless") << QSize(436, 160);
 }
@@ -85,8 +83,6 @@ void tst_qwebp::writeImage_data()
     QTest::addColumn<QSize>("size");
     QTest::addColumn<bool>("needcheck");
 
-    QTest::newRow("lena-90") << QString("lena") << QString(".jpg") << 90 << QSize(103, 103) << false;
-    QTest::newRow("lena-100") << QString("lena") << QString(".jpg") << 100 << QSize(103, 103) << false;
     QTest::newRow("kollada-75") << QString("kollada") << QString(".png") << 75 << QSize(436, 160) << false;
     QTest::newRow("kollada-100") << QString("kollada") << QString(".png") << 100 << QSize(436, 160) << true;
 }

tests/auto/webp/webp.qrc

 <RCC>
     <qresource prefix="/">
-        <file>images/lena.jpg</file>
-        <file>images/lena.webp</file>
-        <file>images/lena_lossless.webp</file>
         <file>images/kollada.png</file>
         <file>images/kollada.webp</file>
         <file>images/kollada_lossless.webp</file>