Some cleanup in GrTextureProvider and GrResourceProvider

src/image/SkImage_Gpu.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkImage_Gpu.h"
 #include "GrContext.h"
 #include "GrDrawContext.h"
@@ skipping 206 matching lines @@
 
     GrSurfaceDesc dstDesc;
     // Needs to be a render target in order to draw to it for the yuv->rgb conversion.
     dstDesc.fFlags = kRenderTarget_GrSurfaceFlag;
     dstDesc.fOrigin = origin;
     dstDesc.fWidth = yuvSizes[0].fWidth;
     dstDesc.fHeight = yuvSizes[0].fHeight;
     dstDesc.fConfig = kRGBA_8888_GrPixelConfig;
     dstDesc.fSampleCnt = 0;
 
-    SkAutoTUnref<GrTexture> dst(ctx->textureProvider()->refScratchTexture(
-        dstDesc, GrTextureProvider::kExact_ScratchTexMatch));
+    SkAutoTUnref<GrTexture> dst(ctx->textureProvider()->createTexture(dstDesc, true));
     if (!dst) {
         return NULL;
     }
 
     GrPaint paint;
     paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
     paint.addColorProcessor(GrYUVtoRGBEffect::Create(paint.getProcessorDataManager(), yTex, uTex,
                                                      vTex, yuvSizes, colorSpace))->unref();
 
     const SkRect rect = SkRect::MakeWH(SkIntToScalar(dstDesc.fWidth),
@@ skipping 15 matching lines @@
     if (!dst) {
         return NULL;
     }
     
     const SkIRect srcR = SkIRect::MakeWH(desc.fWidth, desc.fHeight);
     const SkIPoint dstP = SkIPoint::Make(0, 0);
     ctx->copySurface(dst, src, srcR, dstP, GrContext::kFlushWrites_PixelOp);
     return dst;
 }