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

src/gpu/GrPipeline.cpp

Index: src/gpu/GrPipeline.cpp
diff --git a/src/gpu/GrPipeline.cpp b/src/gpu/GrPipeline.cpp
index f17f402b4ddec644845d6164b0b9fb6e88ab4b8e..d9d3d94853761142f7d6d108b683af00da298d14 100644
--- a/src/gpu/GrPipeline.cpp
+++ b/src/gpu/GrPipeline.cpp
@@ -19,10 +19,11 @@ GrPipeline::GrPipeline(const GrPipelineBuilder& pipelineBuilder,
                        const GrProcOptInfo& coveragePOI,
                        const GrCaps& caps,
                        const GrScissorState& scissorState,
-                       const GrDeviceCoordTexture* dstCopy) {
+                       const GrXferProcessor::DstTexture* dstTexture) {
     // Create XferProcessor from DS's XPFactory
     SkAutoTUnref<GrXferProcessor> xferProcessor(
-        pipelineBuilder.getXPFactory()->createXferProcessor(colorPOI, coveragePOI, dstCopy, caps));
+        pipelineBuilder.getXPFactory()->createXferProcessor(
+            colorPOI, coveragePOI, dstTexture, caps));
 
     GrColor overrideColor = GrColor_ILLEGAL;
     if (colorPOI.firstEffectiveStageIndex() != 0) {