Creating functions for uploading a mipmapped texture.

src/image/SkImage_Gpu.cpp

Index: src/image/SkImage_Gpu.cpp
diff --git a/src/image/SkImage_Gpu.cpp b/src/image/SkImage_Gpu.cpp
index e773aed9484d4d0c7a7d552ce94bfb471d068d87..78e43820cc869358d5e749a2988a47549eda3c82 100644
--- a/src/image/SkImage_Gpu.cpp
+++ b/src/image/SkImage_Gpu.cpp
@@ -368,7 +368,7 @@ GrTexture* GrDeepCopyTexture(GrTexture* src, bool budgeted) {
     if (!dst) {
         return nullptr;
     }
-    
+
     const SkIRect srcR = SkIRect::MakeWH(desc.fWidth, desc.fHeight);
     const SkIPoint dstP = SkIPoint::Make(0, 0);
     ctx->copySurface(dst, src, srcR, dstP, GrContext::kFlushWrites_PixelOp);