Revert of Move DstCoordTexture to GrXP, rename and remove the word "copy" from dstcopytexture names.

src/gpu/effects/GrDisableColorXP.cpp

Index: src/gpu/effects/GrDisableColorXP.cpp
diff --git a/src/gpu/effects/GrDisableColorXP.cpp b/src/gpu/effects/GrDisableColorXP.cpp
index d380e89f1c1529589ef3e8ae342060081fe27718..38c8f91c277684fe87dffc462dae9d400b554997 100644
--- a/src/gpu/effects/GrDisableColorXP.cpp
+++ b/src/gpu/effects/GrDisableColorXP.cpp
@@ -103,8 +103,7 @@
 GrDisableColorXPFactory::onCreateXferProcessor(const GrCaps& caps,
                                                const GrProcOptInfo& colorPOI,
                                                const GrProcOptInfo& covPOI,
-                                               const DstTexture* dst) const {
-    SkASSERT(!dst);
+                                               const GrDeviceCoordTexture* dstCopy) const {
     return DisableColorXP::Create();
 }