Remove double assignment

The semantic match that finds this problem is follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r@
expression i,f;
position p1,p2;
@@
(
(<+...i++...+>) = ...;
|
(<+...++i...+>) = ...;
|
(<+...i--...+>) = ...;
|
(<+...--i...+>) = ...;
|
i = <+...f(...)...+>;
|
i@p1 = ...;
(
i = <+...i...+>;
|
i = <+...f(...)...+>;
|
i@p2 = ...;
)
)

@@
expression i;
position r.p1,r.p2;
@@

* i@p1 = ...;
i@p2 = ...;
// </smpl>

Change-Id: Ifacb878d58486f2645560592484ce24b2bc0bd6f
Reviewed-on: https://gerrit.libreoffice.org/9968Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

sdext/source/pdfimport/tree/pdfiprocessor.cxx

@@ -638,7 +638,6 @@ void PDFIProcessor::emit( XmlEmitter&               rEmitter,
     aProps[ "xmlns:xsd"]          = "http://www.w3.org/2001/XMLSchema";
     aProps[ "xmlns:xsi"]          = "http://www.w3.org/2001/XMLSchema-instance";
     aProps[ "office:version" ]    = "1.0";
-    aProps[ "office:version" ]    = "1.0";
 
     aContext.rEmitter.beginTag( "office:document", aProps );
 

vcl/osx/DataFlavorMapping.cxx

@@ -508,7 +508,6 @@ const NSString* DataFlavorMapper::openOfficeToSystemFlavor( const DataFlavor& oO
 {
     const NSString* sysFlavor = NULL;
     rbInternal = false;
-    rbInternal = false;
 
     for( size_t i = 0; i < SIZE_FLAVOR_MAP; ++i )
     {