Refactor to separate backend object lifecycle and GpuResource budget decision

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 6ee8dcfe2b6eefa5ef35cba7f9496df124938edf..85522891e663a6a044e9db5dd098718fbb0c5650 100644
--- a/src/gpu/gl/GrGLTexture.h
+++ b/src/gpu/gl/GrGLTexture.h
@@ -16,7 +16,6 @@
 class GrGLGpu;
 
 class GrGLTexture : public GrTexture {
-
 public:
     struct TexParams {
         GrGLenum fMinFilter;
@@ -31,11 +30,11 @@ public:
 
     struct IDDesc {
         GrGLTextureInfo             fInfo;
-        GrGpuResource::LifeCycle    fLifeCycle;
+        GrBackendObjectLifeCycle    fLifeCycle;
     };
-
-    GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&);
-    GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&, bool wasMipMapDataProvided);
+    GrGLTexture(GrGLGpu*, SkBudgeted, const GrSurfaceDesc&, const IDDesc&);
+    GrGLTexture(GrGLGpu*, SkBudgeted, const GrSurfaceDesc&, const IDDesc&,
+                bool wasMipMapDataProvided);
 
     GrBackendObject getTextureHandle() const override;
 
@@ -57,12 +56,14 @@ public:
 
     GrGLenum target() const { return fInfo.fTarget; }
 
+    static GrGLTexture* CreateWrapped(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&);
 protected:
-    // The public constructor registers this object with the cache. However, only the most derived
-    // class should register with the cache. This constructor does not do the registration and
-    // rather moves that burden onto the derived class.
-    enum Derived { kDerived };
-    GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&, Derived);
+    // Constructor for subclasses.
+    GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&);
+
+    enum Wrapped { kWrapped };
+    // Constructor for instances wrapping backend objects.
+    GrGLTexture(GrGLGpu*, Wrapped, const GrSurfaceDesc&, const IDDesc&);
 
     void init(const GrSurfaceDesc&, const IDDesc&);
 
@@ -77,10 +78,7 @@ private:
     // Holds the texture target and ID. A pointer to this may be shared to external clients for
     // direct interaction with the GL object.
     GrGLTextureInfo                 fInfo;
-
-    // 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.
-    LifeCycle                       fTextureIDLifecycle;
+    GrBackendObjectLifeCycle        fTextureIDLifecycle;
 
     typedef GrTexture INHERITED;
 };