Add overrides to SkAndroidSDKCanvas, update SkHwuiRenderer

src/utils/android/SkHwuiRenderer.cpp

Index: src/utils/android/SkHwuiRenderer.cpp
diff --git a/src/utils/android/SkHwuiRenderer.cpp b/src/utils/android/SkHwuiRenderer.cpp
index 4493be6baa1f0f6cb880aa26075ffc385af126a4..064801f94ecb9de295c0802264748c1e306dbbaa 100644
--- a/src/utils/android/SkHwuiRenderer.cpp
+++ b/src/utils/android/SkHwuiRenderer.cpp
@@ -61,7 +61,6 @@ void SkHwuiRenderer::initialize(SkISize size) {
 }
 
 SkCanvas* SkHwuiRenderer::prepareToDraw() {
-    this->canvas->reset(size.width(), size.height());
     this->canvas->clipRect(0, 0, this->size.width(), this->size.height(),
                            SkRegion::Op::kReplace_Op);
     return this->canvas->asSkCanvas();