rhbz#1071604 don't crash if slide layout configs are missing

Change-Id: I5cbf4ed0683cc5736a45fb980827b1b56bd0c74c

sd/source/core/drawdoc.cxx

@@ -1008,6 +1008,8 @@ void SdDrawDocument::InitLayoutVector()
         const Reference<XDocumentBuilder> xDocBuilder(
             DocumentBuilder::create( comphelper::getComponentContext (xServiceFactory) ));
 
+        try
+        {
             // loop over every layout entry in current file
             const Reference<XDocument> xDoc = xDocBuilder->parseURI( sFilename );
             const Reference<XNodeList> layoutlist = xDoc->getElementsByTagName("layout");
@@ -1015,6 +1017,11 @@ void SdDrawDocument::InitLayoutVector()
             for(int index=0; index < nElements; index++)
                 maLayoutInfo.push_back( layoutlist->item(index) );
         }
+        catch (const uno::Exception &)
+        {
+            // skip missing config. files
+        }
+    }
 }
 
 void SdDrawDocument::InitObjectVector()
@@ -1037,6 +1044,8 @@ void SdDrawDocument::InitObjectVector()
         const Reference<XDocumentBuilder> xDocBuilder(
             DocumentBuilder::create( comphelper::getComponentContext (xServiceFactory) ));
 
+        try
+        {
             // loop over every object entry in current file
             const Reference<XDocument> xDoc = xDocBuilder->parseURI( sFilename );
             const Reference<XNodeList> objectlist = xDoc->getElementsByTagName("object");
@@ -1044,5 +1053,10 @@ void SdDrawDocument::InitObjectVector()
             for(int index=0; index < nElements; index++)
                 maPresObjectInfo.push_back( objectlist->item(index) );
         }
+        catch (const uno::Exception &)
+        {
+            // skip missing config. files
+        }
+    }
 }
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