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

src/gpu/gl/GrGLTexture.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLTexture.h"
 #include "GrGLGpu.h"
 
@@ skipping 12 matching lines @@
     : GrSurface(gpu, idDesc.fLifeCycle, desc)
     , INHERITED(gpu, idDesc.fLifeCycle, desc) {
     this->init(desc, idDesc);
 }
 
 void GrGLTexture::init(const GrSurfaceDesc& desc, const IDDesc& idDesc) {
     SkASSERT(0 != idDesc.fTextureID);
     fTexParams.invalidate();
     fTexParamsTimestamp = GrGpu::kExpiredTimestamp;
     fTextureID = idDesc.fTextureID;
-    fIsWrapped = kWrapped_LifeCycle == idDesc.fLifeCycle;
+    fTextureIDLifecycle = idDesc.fLifeCycle;
 }
 
 void GrGLTexture::onRelease() {
     if (fTextureID) {
-        if (!fIsWrapped) {
+        if (GrGpuResource::kBorrowed_LifeCycle != fTextureIDLifecycle) {
             GL_CALL(DeleteTextures(1, &fTextureID));
         }
         fTextureID = 0;
-        fIsWrapped = false;
     }
     INHERITED::onRelease();
 }
 
 void GrGLTexture::onAbandon() {
     fTextureID = 0;
-    fIsWrapped = false;
     INHERITED::onAbandon();
 }
 
 GrBackendObject GrGLTexture::getTextureHandle() const {
     return static_cast<GrBackendObject>(this->textureID());
 }