switch surface to sk_sp

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1817383002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

Review URL: https://codereview.chromium.org/1817383002
diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index f7f8702..7c1c07b 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -1314,16 +1314,16 @@
     }
 }
 
-SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) {
+sk_sp<SkSurface> SkCanvas::makeSurface(const SkImageInfo& info, const SkSurfaceProps* props) {
     if (nullptr == props) {
         props = &fProps;
     }
     return this->onNewSurface(info, *props);
 }
 
-SkSurface* SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) {
+sk_sp<SkSurface> SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) {
     SkBaseDevice* dev = this->getDevice();
-    return dev ? dev->newSurface(info, props) : nullptr;
+    return dev ? dev->makeSurface(info, props) : nullptr;
 }
 
 SkImageInfo SkCanvas::imageInfo() const {
@@ -3043,3 +3043,9 @@
 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() {
     fCanvas->restoreToCount(fSaveCount);
 }
+
+#ifdef SK_SUPPORT_LEGACY_NEW_SURFACE_API
+SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) {
+    return this->makeSurface(info, props).release();
+}
+#endif