Revert of Remove GrStagedProcessor, remove the word Stage as it applies to FPs

src/gpu/SkGpuDevice.cpp

Index: src/gpu/SkGpuDevice.cpp
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index cb2221c924a5333446fe8d531272eb59cfffb1c5..23151d48338745a44f3b80a3b5b07f19d4a64730 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -963,7 +963,7 @@
     }
 
     // The bitmap read has to be first
-    grPaint.addColorFragmentProcessor(fp);
+    grPaint.addColorProcessor(fp);
     if (!SkPaint2GrPaintNoShader(context, renderTarget, paint, SkColor2GrColor(paint.getColor()),
                                  false, &grPaint)) {
         return;
@@ -1305,7 +1305,7 @@
                                                SkMatrix::I(), params));
     }
 
-    grPaint.addColorFragmentProcessor(fp);
+    grPaint.addColorProcessor(fp);
     bool alphaOnly = !(kAlpha_8_SkColorType == bitmap.colorType());
     GrColor paintColor = (alphaOnly) ? SkColor2GrColorJustAlpha(paint.getColor()) :
                                        SkColor2GrColor(paint.getColor());