Revert of Creating framework for drawShadowedPicture

src/core/SkPictureRecord.cpp

Index: src/core/SkPictureRecord.cpp
diff --git a/src/core/SkPictureRecord.cpp b/src/core/SkPictureRecord.cpp
index 562f056c501d6df226f4c3821b4a24926e4ceee2..f2a0fd857c3a4338626ebea35737c61cef2fc849 100644
--- a/src/core/SkPictureRecord.cpp
+++ b/src/core/SkPictureRecord.cpp
@@ -219,7 +219,6 @@
 }
 
 void SkPictureRecord::didTranslateZ(SkScalar z) {
-#ifdef SK_EXPERIMENTAL_SHADOWING
     this->validate(fWriter.bytesWritten(), 0);
     // op + scalar
     size_t size = 1 * kUInt32Size + 1 * sizeof(SkScalar);
@@ -227,7 +226,6 @@
     this->addScalar(z);
     this->validate(initialOffset, size);
     this->INHERITED::didTranslateZ(z);
-#endif
 }
 
 static bool regionOpExpands(SkRegion::Op op) {
@@ -656,27 +654,6 @@
 
 void SkPictureRecord::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix,
                                     const SkPaint* paint) {
-    // op + picture index
-    size_t size = 2 * kUInt32Size;
-    size_t initialOffset;
-
-    if (nullptr == matrix && nullptr == paint) {
-        initialOffset = this->addDraw(DRAW_PICTURE, &size);
-        this->addPicture(picture);
-    } else {
-        const SkMatrix& m = matrix ? *matrix : SkMatrix::I();
-        size += m.writeToMemory(nullptr) + kUInt32Size;    // matrix + paint
-        initialOffset = this->addDraw(DRAW_PICTURE_MATRIX_PAINT, &size);
-        this->addPaintPtr(paint);
-        this->addMatrix(m);
-        this->addPicture(picture);
-    }
-    this->validate(initialOffset, size);
-}
-
-void SkPictureRecord::onDrawShadowedPicture(const SkPicture* picture,
-                                            const SkMatrix* matrix,
-                                            const SkPaint* paint) {
     // op + picture index
     size_t size = 2 * kUInt32Size;
     size_t initialOffset;