Fixed whitespace errors

Author: Nerdyvedi

modules/ximgproc/src/globalmatting.cpp

@@ -440,7 +440,7 @@ void GlobalMatting::expansionOfKnownRegions(cv::InputArray _img, cv::InputOutput
 
     if (trimap.empty())
 	CV_Error(CV_StsBadArg, "trimap is empty");
-	
+
     CV_CheckTypeEQ(trimap.type(),CV_8UC1, "trimap must have CV_8UC1 type");
 
     if (img.size() != trimap.size())
@@ -520,12 +520,12 @@ void GlobalMatting::globalMatting(cv::InputArray _image, cv::InputArray _trimap,
 
     if (image.empty())
 	CV_Error(CV_StsBadArg, "image is empty");
-   
+
     CV_CheckTypeEQ(image.type(),CV_8UC3,"image mush have CV_8UC3 type");
 
     if (trimap.empty())
 	CV_Error(CV_StsBadArg, "trimap is empty");
-    
+
     CV_CheckTypeEQ(trimap.type(),CV_8UC1,"trimap mush have CV_8UC1 type");
 
     if (image.size() != trimap.size())