Add support for creating texture backed images where Skia will delete the texture.

src/gpu/gl/GrGLTexture.h

Index: src/gpu/gl/GrGLTexture.h
diff --git a/src/gpu/gl/GrGLTexture.h b/src/gpu/gl/GrGLTexture.h
index de3cf3f8e9548a29e3b6ce33b39801eaf48db27a..06a229e5b97c1da1807f0eba0862d060b6dac07e 100644
--- a/src/gpu/gl/GrGLTexture.h
+++ b/src/gpu/gl/GrGLTexture.h
@@ -71,7 +71,7 @@ private:
 
     // We track this separately from GrGpuResource because this may be both a texture and a render
     // target, and the texture may be wrapped while the render target is not.
-    bool fIsWrapped;
+    LifeCycle                       fTextureIDLifecycle;
 
     typedef GrTexture INHERITED;
 };