SkInstallDiscardablePixelRef is deprecated, enforce that

tools/LazyDecodeBitmap.cpp

Index: tools/LazyDecodeBitmap.cpp
diff --git a/tools/LazyDecodeBitmap.cpp b/tools/LazyDecodeBitmap.cpp
index b6ac2d5566d52851426f449283492bcd49ff04aa..d41889b861a54cac1aef8f7a05b3d87c8255e910 100644
--- a/tools/LazyDecodeBitmap.cpp
+++ b/tools/LazyDecodeBitmap.cpp
@@ -40,5 +40,5 @@ bool sk_tools::LazyDecodeBitmap(const void* src, size_t length, SkBitmap* dst) {
         // Only meaningful if platform has a default discardable
         // memory implementation that differs from the global DM pool.
     }
-    return SkInstallDiscardablePixelRef(gen.detach(), nullptr, dst, pool);
+    return SkDEPRECATED_InstallDiscardablePixelRef(gen.detach(), nullptr, dst, pool);
 }