Adjust how present semaphore is handled

Avoids stashing a semaphore in a field
use unique_fd to ensure an unused present fence isn't leaked

Test: sample app ran in a loop for 3 hours, FD usage remained constant
Fixes: 295332012
Change-Id: Iee38e86587805ef3596e5f7efea3ca3b5c7758b3
diff --git a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
index f0461be..098a746 100644
--- a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
+++ b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
@@ -44,8 +44,9 @@
             const std::vector<sp<RenderNode> >& renderNodes, FrameInfoVisualizer* profiler,
             const renderthread::HardwareBufferRenderParams& bufferParams) override;
     GrSurfaceOrigin getSurfaceOrigin() override { return kBottomLeft_GrSurfaceOrigin; }
-    bool swapBuffers(const renderthread::Frame& frame, bool drew, const SkRect& screenDirty,
-                     FrameInfo* currentFrameInfo, bool* requireSwap) override;
+    bool swapBuffers(const renderthread::Frame& frame, IRenderPipeline::DrawResult& drawResult,
+                     const SkRect& screenDirty, FrameInfo* currentFrameInfo,
+                     bool* requireSwap) override;
     DeferredLayerUpdater* createTextureLayer() override;
     bool setSurface(ANativeWindow* surface, renderthread::SwapBehavior swapBehavior) override;
     [[nodiscard]] android::base::unique_fd flush() override;