[Patch] PairsView.cpp: Fix mismatching allocation and deallocation

[mt]

fRandomPosition, fPositionX and fPositionY are allocated by new[] [1], but deallocated by delete [2]. [1] ​http://cgit.haiku-os.org/haiku/tree/src/apps/pairs/PairsView.cpp#n53 [2] ​http://cgit.haiku-os.org/haiku/tree/src/apps/pairs/PairsView.cpp#n83

/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:83:2: warning: 'delete' applied to a pointer that was allocated with 'new[]'; did you mean 'delete[]'? [-Wmismatched-new-delete]
        delete fRandomPosition;
        ^
              []
/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:53:18: note: allocated with 'new[]' here
        fRandomPosition(new int32[fButtonsCount]),
                        ^
/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:84:2: warning: 'delete' applied to a pointer that was allocated with 'new[]'; did you mean 'delete[]'? [-Wmismatched-new-delete]
        delete fPositionX;
        ^
              []
/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:54:13: note: allocated with 'new[]' here
        fPositionX(new int32[fButtonsCount]),
                   ^
/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:85:2: warning: 'delete' applied to a pointer that was allocated with 'new[]'; did you mean 'delete[]'? [-Wmismatched-new-delete]
        delete fPositionY;
        ^
              []
/home/haiku/haiku/haiku/src/apps/pairs/PairsView.cpp:55:13: note: allocated with 'new[]' here
        fPositionY(new int32[fButtonsCount])
                   ^

[jscipione]

Patch applied in hrev50376