Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/effects/SkPictureImageFilter.cpp

Index: src/effects/SkPictureImageFilter.cpp
diff --git a/src/effects/SkPictureImageFilter.cpp b/src/effects/SkPictureImageFilter.cpp
index da5597d69905385bb4fc610cd22aa60735b72724..5399ea7476c2b2e269d03b4047e571adf4cbbd19 100644
--- a/src/effects/SkPictureImageFilter.cpp
+++ b/src/effects/SkPictureImageFilter.cpp
@@ -30,21 +30,6 @@ SkPictureImageFilter::~SkPictureImageFilter() {
     SkSafeUnref(fPicture);
 }
 
-#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
-SkPictureImageFilter::SkPictureImageFilter(SkReadBuffer& buffer)
-  : INHERITED(0, buffer),
-    fPicture(NULL) {
-    if (!buffer.isCrossProcess()) {
-        if (buffer.readBool()) {
-            fPicture = SkPicture::CreateFromBuffer(buffer);
-        }
-    } else {
-        buffer.validate(!buffer.readBool());
-    }
-    buffer.readRect(&fCropRect);
-}
-#endif
-
 SkFlattenable* SkPictureImageFilter::CreateProc(SkReadBuffer& buffer) {
     SkAutoTUnref<SkPicture> picture;
     SkRect cropRect;