Revert "Revert "Add bench for skparagraph""

Fix: check for successful fParagraph creation

This reverts commit ead52dc068.

Change-Id: Id122877935affaaa33ac791e6c5b69c571267adf
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/385879
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>

bench/ParagraphBench.cpp

@@ -0,0 +1,89 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "bench/Benchmark.h"
+#include "include/core/SkCanvas.h"
+#include "include/core/SkFontMgr.h"
+#include "include/core/SkPaint.h"
+#include "include/core/SkString.h"
+#include "tools/Resources.h"
+
+#include "modules/skparagraph/include/FontCollection.h"
+#include "modules/skparagraph/include/ParagraphBuilder.h"
+#include "modules/skparagraph/include/ParagraphStyle.h"
+
+class ParagraphBench : public Benchmark {
+    SkString fName;
+    sk_sp<skia::textlayout::FontCollection> fFontCollection;
+    skia::textlayout::TextStyle fTStyle;
+    std::unique_ptr<skia::textlayout::Paragraph> fParagraph;
+
+public:
+    ParagraphBench() {
+        fName.printf("skparagraph");
+    }
+
+protected:
+    const char* onGetName() override {
+        return fName.c_str();
+    }
+
+    bool isSuitableFor(Backend backend) override {
+        // fParagraph might have failed to be created in onDelayedSetup()
+        return backend == kNonRendering_Backend && !!fParagraph;
+    }
+
+    void onDelayedSetup() override {
+        fFontCollection = sk_make_sp<skia::textlayout::FontCollection>();
+        fFontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
+
+        fTStyle.setFontFamilies({SkString("Roboto")});
+        fTStyle.setColor(SK_ColorBLACK);
+
+        const char* text =
+            "This is a very long sentence to test if the text will properly wrap "
+            "around and go to the next line. Sometimes, short sentence. Longer "
+            "sentences are okay too because they are necessary. Very short. "
+            "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
+            "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
+            "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
+            "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
+            "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
+            "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
+            "mollit anim id est laborum. "
+            "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
+            "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
+            "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
+            "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
+            "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
+            "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
+            "mollit anim id est laborum.";
+        skia::textlayout::ParagraphStyle paragraph_style;
+        auto builder =
+            skia::textlayout::ParagraphBuilder::make(paragraph_style, fFontCollection);
+        if (!builder) {
+            return;
+        }
+
+        builder->pushStyle(fTStyle);
+        builder->addText(text);
+        builder->pop();
+        fParagraph = builder->Build();
+    }
+
+    void onDraw(int loops, SkCanvas* canvas) override {
+        for (int i = 0; i < loops; ++i) {
+            fParagraph->markDirty();
+            fParagraph->layout(300);
+        }
+    }
+
+private:
+    using INHERITED = Benchmark;
+};
+
+DEF_BENCH( return new ParagraphBench; )

gn/bench.gni

@@ -78,6 +78,7 @@ bench_sources = [
   "$_bench/MorphologyBench.cpp",
   "$_bench/MutexBench.cpp",
   "$_bench/PDFBench.cpp",
+  "$_bench/ParagraphBench.cpp",
   "$_bench/PatchBench.cpp",
   "$_bench/PathBench.cpp",
   "$_bench/PathIterBench.cpp",