Remove willReadDst from GrFragmentProcessor.

tests/GLProgramsTest.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.
  */
 
 // This is a GPU-backend specific test. It relies on static intializers to work
 
@@ skipping 139 matching lines @@
 
     int currTextureCoordSet = 0;
     for (int s = 0; s < numProcs;) {
         SkAutoTUnref<const GrFragmentProcessor> fp(
                 GrProcessorTestFactory<GrFragmentProcessor>::CreateStage(random,
                                                                          gpu->getContext(),
                                                                          *gpu->caps(),
                                                                          dummyTextures));
         SkASSERT(fp);
 
-        // don't add dst color reads to coverage stage
-        if (s >= numColorProcs && fp->willReadDstColor()) {
-            continue;
-        }
-
         // If adding this effect would exceed the max texture coord set count then generate a
         // new random effect.
         if (usePathRendering && gpu->glPathRendering()->texturingMode() ==
                                 GrGLPathRendering::FixedFunction_TexturingMode) {;
             int numTransforms = fp->numTransforms();
             if (currTextureCoordSet + numTransforms >
                 gpu->glCaps().maxFixedFunctionTextureCoords()) {
                 continue;
             }
             currTextureCoordSet += numTransforms;
@@ skipping 128 matching lines @@
         set_random_stencil(&ds, &random);
 
         GrDeviceCoordTexture dstCopy;
 
         const GrPrimitiveProcessor* primProc;
         if (hasGeometryProcessor) {
             primProc = gp.get();
         } else {
             primProc = pathProc.get();
         }
-        if (!this->setupDstReadIfNecessary(&ds, primProc, &dstCopy, NULL)) {
+        if (!this->setupDstReadIfNecessary(&ds, &dstCopy, NULL)) {
             SkDebugf("Couldn't setup dst read texture");
             return false;
         }
 
         // create optimized draw state, setup readDst texture if required, and build a descriptor
         // and program.  ODS creation can fail, so we have to check
         GrOptDrawState ods(ds, primProc, *gpu->caps(), scissor, &dstCopy, drawType);
         if (ods.mustSkip()) {
             continue;
         }
@@ skipping 39 matching lines @@
             }
 #endif
             GrTestTarget target;
             context->getTestTarget(&target);
             REPORTER_ASSERT(reporter, target.target()->programUnitTest(maxStages));
         }
     }
 }
 
 #endif