Creating functions for uploading a mipmapped texture.

src/gpu/gl/GrGLTexture.cpp

Index: src/gpu/gl/GrGLTexture.cpp
diff --git a/src/gpu/gl/GrGLTexture.cpp b/src/gpu/gl/GrGLTexture.cpp
index 39a8d9279feef49637882b5e7a15a1c0e59305d5..44f5d899fe63cc0da174820346893ade7f000eea 100644
--- a/src/gpu/gl/GrGLTexture.cpp
+++ b/src/gpu/gl/GrGLTexture.cpp
@@ -20,7 +20,15 @@ GrGLTexture::GrGLTexture(GrGLGpu* gpu, const GrSurfaceDesc& desc, const IDDesc&
     this->registerWithCache();
 }
 
-GrGLTexture::GrGLTexture(GrGLGpu* gpu, const GrSurfaceDesc& desc, const IDDesc& idDesc, Derived)
+GrGLTexture::GrGLTexture(GrGLGpu* gpu, const GrSurfaceDesc& desc, const IDDesc& idDesc,
+                         bool wasMipMapDataProvided)
+    : GrSurface(gpu, idDesc.fLifeCycle, desc)
+    , INHERITED(gpu, idDesc.fLifeCycle, desc, wasMipMapDataProvided) {
+    this->init(desc, idDesc);
+    this->registerWithCache();
+}
+
+  GrGLTexture::GrGLTexture(GrGLGpu* gpu, const GrSurfaceDesc& desc, const IDDesc& idDesc, Derived)
     : GrSurface(gpu, idDesc.fLifeCycle, desc)
     , INHERITED(gpu, idDesc.fLifeCycle, desc) {
     this->init(desc, idDesc);