"Modularize" SkSG

* relocate all SkSG-related files under modules/sksg/
* fix various tidbits to make non-sksg builds possible
* drop obsolete SampleSGInval.cpp

Change-Id: I54e6c5bb1a09f45030fa8d607b3eb3f7cba78957
Reviewed-on: https://skia-review.googlesource.com/130025
Commit-Queue: Florin Malita <fmalita@chromium.org>
Reviewed-by: Mike Klein <mtklein@google.com>

1 files changed, 0 insertions, 66 deletions

diff --git a/experimental/sksg/SkSGGroup.cpp b/experimental/sksg/SkSGGroup.cpp
deleted file mode 100644
index aeccf233f7..0000000000
--- a/experimental/sksg/SkSGGroup.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkSGGroup.h"
-
-namespace sksg {
-
-Group::Group() {}
-
-Group::~Group() {
-    for (const auto& child : fChildren) {
-        this->unobserveInval(child);
-    }
-}
-
-void Group::addChild(sk_sp<RenderNode> node) {
-    // should we allow duplicates?
-    for (const auto& child : fChildren) {
-        if (child == node) {
-            return;
-        }
-    }
-
-    this->observeInval(node);
-    fChildren.push_back(std::move(node));
-
-    this->invalidate();
-}
-
-void Group::removeChild(const sk_sp<RenderNode>& node) {
-    int origCount = fChildren.count();
-    for (int i = 0; i < origCount; ++i) {
-        if (fChildren[i] == node) {
-            fChildren.removeShuffle(i);
-            this->unobserveInval(node);
-            break;
-        }
-    }
-    SkASSERT(fChildren.count() == origCount - 1);
-
-    this->invalidate();
-}
-
-void Group::onRender(SkCanvas* canvas) const {
-    for (const auto& child : fChildren) {
-        child->render(canvas);
-    }
-}
-
-SkRect Group::onRevalidate(InvalidationController* ic, const SkMatrix& ctm) {
-    SkASSERT(this->hasInval());
-
-    SkRect bounds = SkRect::MakeEmpty();
-
-    for (const auto& child : fChildren) {
-        bounds.join(child->revalidate(ic, ctm));
-    }
-
-    return bounds;
-}
-
-} // namespace sksg