Fix typos

Change-Id: Ic4b3e8618b2f9fb2497246aa8826c3afe4a51aff
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/210154
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins

desktop/source/deployment/registry/dp_backenddb.cxx

@@ -464,7 +464,7 @@ Reference<css::xml::dom::XNode> BackendDb::writeKeyElement(
         const Reference<css::xml::dom::XDocument> doc = getDocument();
         const Reference<css::xml::dom::XNode> root = doc->getFirstChild();
 
-        //Check if there are an entry with the same url. This can be the case if the
+        //Check if there is an entry with the same url. This can be the case if the
         //status of an XPackage is ambiguous. In this case a call to activateExtension
         //(dp_extensionmanager.cxx), will register the package again. See also
         //Package::processPackage_impl in dp_backend.cxx.
@@ -623,7 +623,7 @@ void RegisteredDb::addEntry(OUString const & url)
             Reference<css::xml::dom::XNode> root = doc->getFirstChild();
 
 #if    OSL_DEBUG_LEVEL > 0
-            //There must not be yet an entry with the same url
+            //There must not yet be an entry with the same url
             OUString sExpression(
                 sPrefix + ":" + sEntry + "[@url = \"" + url + "\"]");
             Reference<css::xml::dom::XNode> _extensionNode =
@@ -651,6 +651,6 @@ void RegisteredDb::addEntry(OUString const & url)
     }
 }
 
-} // namespace dp_registry
+} // namespace dp_registry::backend
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

desktop/source/deployment/registry/inc/dp_backend.h

@@ -195,7 +195,7 @@ typedef ::cppu::WeakComponentImplHelper<
 class PackageRegistryBackend
     : protected cppu::BaseMutex, public t_BackendBase
 {
-    //The map held originally WeakReferences. The map entries are removed in the disposing
+    //The map originally held WeakReferences. The map entries are removed in the disposing
     //function, which is called when the XPackages are destructed or they are
     //explicitly disposed. The latter happens, for example, when an extension is
     //removed (see dp_manager.cxx). However, because of how the help systems work, now

drawinglayer/inc/primitive2d/texteffectprimitive2d.hxx

@@ -90,6 +90,6 @@ public:
                        const geometry::ViewInformation2D& rViewInformation) const override;
 };
 
-} // end of namespace primitive2d::drawinglayer
+} // end of namespace drawinglayer::primitive2d
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */