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 dd4bee311d0a864109af766e33d05eaf67dfd74f..2ac2112497f436f78ff7d41eb70beb57f1890ac3 100644
--- a/src/image/SkImage_Gpu.cpp
+++ b/src/image/SkImage_Gpu.cpp
@@ -383,7 +383,7 @@ 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);