return string_view from some XmlWalker methods

elides some OString temporaries

Change-Id: Ic07f18eb3c71637593e64128605c1ebfa8e68474
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163044
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

2 files changed, 9 insertions, 6 deletions

diff --git a/tools/qa/cppunit/test_xmlwalker.cxx b/tools/qa/cppunit/test_xmlwalker.cxx
index 6df278c21e2e..d18f3f5db487 100644
--- a/tools/qa/cppunit/test_xmlwalker.cxx
+++ b/tools/qa/cppunit/test_xmlwalker.cxx
@@ -41,7 +41,7 @@ void XmlWalkerTest::testReadXML()
     tools::XmlWalker aWalker;
     SvFileStream aFileStream(aXmlFilePath, StreamMode::READ);
     CPPUNIT_ASSERT(aWalker.open(&aFileStream));
-    CPPUNIT_ASSERT_EQUAL("root"_ostr, aWalker.name());
+    CPPUNIT_ASSERT_EQUAL(std::string_view("root"), aWalker.name());
     CPPUNIT_ASSERT_EQUAL("Hello World"_ostr, aWalker.attribute("root-attr"_ostr));
 
     int nNumberOfChildNodes = 0;
@@ -76,8 +76,8 @@ void XmlWalkerTest::testReadXML()
         }
         else if (aWalker.name() == "with-namespace")
         {
-            CPPUNIT_ASSERT_EQUAL("adobe:ns:meta/"_ostr, aWalker.namespaceHref());
-            CPPUNIT_ASSERT_EQUAL("xx"_ostr, aWalker.namespacePrefix());
+            CPPUNIT_ASSERT_EQUAL(std::string_view("adobe:ns:meta/"), aWalker.namespaceHref());
+            CPPUNIT_ASSERT_EQUAL(std::string_view("xx"), aWalker.namespacePrefix());
         }
         aWalker.next();
     }
diff --git a/tools/source/xml/XmlWalker.cxx b/tools/source/xml/XmlWalker.cxx
index c0e8a2abef48..f486cef36b34 100644
--- a/tools/source/xml/XmlWalker.cxx
+++ b/tools/source/xml/XmlWalker.cxx
@@ -59,14 +59,17 @@ bool XmlWalker::open(SvStream* pStream)
     return true;
 }
 
-OString XmlWalker::name() { return reinterpret_cast<const char*>(mpImpl->mpCurrent->name); }
+std::string_view XmlWalker::name()
+{
+    return reinterpret_cast<const char*>(mpImpl->mpCurrent->name);
+}
 
-OString XmlWalker::namespaceHref()
+std::string_view XmlWalker::namespaceHref()
 {
     return reinterpret_cast<const char*>(mpImpl->mpCurrent->ns->href);
 }
 
-OString XmlWalker::namespacePrefix()
+std::string_view XmlWalker::namespacePrefix()
 {
     return reinterpret_cast<const char*>(mpImpl->mpCurrent->ns->prefix);
 }