Creating functions for uploading a mipmapped texture.

src/gpu/GrTexturePriv.h

Index: src/gpu/GrTexturePriv.h
diff --git a/src/gpu/GrTexturePriv.h b/src/gpu/GrTexturePriv.h
index 165594c37a4b4d1b16ca7bf1eff4c0b43d5b1e87..fee7ed1f960df51275118278c70a0595ae366c21 100644
--- a/src/gpu/GrTexturePriv.h
+++ b/src/gpu/GrTexturePriv.h
@@ -39,6 +39,14 @@ public:
         return GrTexture::kNotAllocated_MipMapsStatus != fTexture->fMipMapsStatus;
     }
 
+    void setMaxMipMapLevel(int maxMipMapLevel) const {
+        fTexture->fMaxMipMapLevel = maxMipMapLevel;
+    }
+
+    int maxMipMapLevel() const {
+        return fTexture->fMaxMipMapLevel;
+    }
+
     static void ComputeScratchKey(const GrSurfaceDesc&, GrScratchKey*);
 
 private: