Merge pull request #13788 from rosswhitfield/fix_clang37_PoldiFitPeaks1D_tests

Remove extra class declarations in PoldiFitPeaks1D Tests

Code/Mantid/Framework/SINQ/test/PoldiFitPeaks1D2Test.h

@@ -24,8 +24,6 @@ using namespace Mantid::CurveFitting;
 using namespace Mantid::Kernel;
 using namespace Mantid::DataObjects;
 
-class PoldiFitPeaks1D2;
-
 class TestablePoldiFitPeaks1D2 : public Mantid::Poldi::PoldiFitPeaks1D2 {
   friend class PoldiFitPeaks1D2Test;
 

Code/Mantid/Framework/SINQ/test/PoldiFitPeaks1DTest.h

@@ -20,8 +20,6 @@ using namespace Mantid::API;
 using namespace Mantid::CurveFitting;
 using namespace Mantid::Kernel;
 
-class PoldiFitPeaks1D;
-
 class TestablePoldiFitPeaks1D : public Mantid::Poldi::PoldiFitPeaks1D
 {
     friend class PoldiFitPeaks1DTest;