Revert of Store mipmap levels in deferred texture image

src/image/SkImage.cpp

Index: src/image/SkImage.cpp
diff --git a/src/image/SkImage.cpp b/src/image/SkImage.cpp
index a6011875e8684ddcf19f69e8e6c3dd9076267da8..2d434aee194f675efdb7373e0ad4461e8ba930a1 100644
--- a/src/image/SkImage.cpp
+++ b/src/image/SkImage.cpp
@@ -395,11 +395,6 @@
     return nullptr;
 }
 
-sk_sp<SkImage> MakeTextureFromMipMap(GrContext*, const SkImageInfo&, const GrMipLevel* texels,
-                                     int mipLevelCount, SkBudgeted, SkSourceGammaTreatment) {
-    return nullptr;
-}
-
 sk_sp<SkImage> SkImage::MakeFromTexture(GrContext*, const GrBackendTextureDesc&, SkAlphaType,
                                         sk_sp<SkColorSpace>, TextureReleaseProc, ReleaseContext) {
     return nullptr;
@@ -407,8 +402,7 @@
 
 size_t SkImage::getDeferredTextureImageData(const GrContextThreadSafeProxy&,
                                             const DeferredTextureImageUsageParams[],
-                                            int paramCnt, void* buffer,
-                                            SkSourceGammaTreatment treatment) const {
+                                            int paramCnt, void* buffer) const {
     return 0;
 }