From 54e26b20e7d64e1c4497ef3c411230fe708851b6 Mon Sep 17 00:00:00 2001
From: John Firebaugh <john.firebaugh@gmail.com>
Date: Mon, 8 May 2017 16:54:01 -0700
Subject: [core] Remove unused RenderLayer::clone

---
 src/mbgl/renderer/render_background_layer.cpp     | 4 ----
 src/mbgl/renderer/render_background_layer.hpp     | 2 --
 src/mbgl/renderer/render_circle_layer.cpp         | 4 ----
 src/mbgl/renderer/render_circle_layer.hpp         | 2 --
 src/mbgl/renderer/render_custom_layer.cpp         | 4 ----
 src/mbgl/renderer/render_custom_layer.hpp         | 2 --
 src/mbgl/renderer/render_fill_extrusion_layer.cpp | 4 ----
 src/mbgl/renderer/render_fill_extrusion_layer.hpp | 2 --
 src/mbgl/renderer/render_fill_layer.cpp           | 4 ----
 src/mbgl/renderer/render_fill_layer.hpp           | 2 --
 src/mbgl/renderer/render_layer.hpp                | 3 ---
 src/mbgl/renderer/render_line_layer.cpp           | 4 ----
 src/mbgl/renderer/render_line_layer.hpp           | 2 --
 src/mbgl/renderer/render_raster_layer.cpp         | 4 ----
 src/mbgl/renderer/render_raster_layer.hpp         | 2 --
 src/mbgl/renderer/render_symbol_layer.cpp         | 4 ----
 src/mbgl/renderer/render_symbol_layer.hpp         | 2 --
 17 files changed, 51 deletions(-)

diff --git a/src/mbgl/renderer/render_background_layer.cpp b/src/mbgl/renderer/render_background_layer.cpp
index f2e9c0cbaf..a0c3fe81b2 100644
--- a/src/mbgl/renderer/render_background_layer.cpp
+++ b/src/mbgl/renderer/render_background_layer.cpp
@@ -12,10 +12,6 @@ const style::BackgroundLayer::Impl& RenderBackgroundLayer::impl() const {
     return static_cast<const style::BackgroundLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderBackgroundLayer::clone() const {
-    return std::make_unique<RenderBackgroundLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderBackgroundLayer::createBucket(const BucketParameters &,
                                                             const std::vector<const RenderLayer *> &) const {
     assert(false);
diff --git a/src/mbgl/renderer/render_background_layer.hpp b/src/mbgl/renderer/render_background_layer.hpp
index 6a98ff330c..c2ac44af8b 100644
--- a/src/mbgl/renderer/render_background_layer.hpp
+++ b/src/mbgl/renderer/render_background_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderBackgroundLayer(Immutable<style::BackgroundLayer::Impl>);
     ~RenderBackgroundLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_circle_layer.cpp b/src/mbgl/renderer/render_circle_layer.cpp
index fb179082c9..5afe7682f2 100644
--- a/src/mbgl/renderer/render_circle_layer.cpp
+++ b/src/mbgl/renderer/render_circle_layer.cpp
@@ -15,10 +15,6 @@ const style::CircleLayer::Impl& RenderCircleLayer::impl() const {
     return static_cast<const style::CircleLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderCircleLayer::clone() const {
-    return std::make_unique<RenderCircleLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderCircleLayer::createBucket(const BucketParameters& parameters, const std::vector<const RenderLayer*>& layers) const {
     return std::make_unique<CircleBucket>(parameters, layers);
 }
diff --git a/src/mbgl/renderer/render_circle_layer.hpp b/src/mbgl/renderer/render_circle_layer.hpp
index 7c411e80aa..d059db9343 100644
--- a/src/mbgl/renderer/render_circle_layer.hpp
+++ b/src/mbgl/renderer/render_circle_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderCircleLayer(Immutable<style::CircleLayer::Impl>);
     ~RenderCircleLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_custom_layer.cpp b/src/mbgl/renderer/render_custom_layer.cpp
index 0f22bc8780..8cedda2417 100644
--- a/src/mbgl/renderer/render_custom_layer.cpp
+++ b/src/mbgl/renderer/render_custom_layer.cpp
@@ -12,10 +12,6 @@ const style::CustomLayer::Impl& RenderCustomLayer::impl() const {
     return static_cast<const style::CustomLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderCustomLayer::clone() const {
-    return std::make_unique<RenderCustomLayer>(*this);
-}
-
 void RenderCustomLayer::evaluate(const PropertyEvaluationParameters&) {
     passes = RenderPass::Translucent;
 }
diff --git a/src/mbgl/renderer/render_custom_layer.hpp b/src/mbgl/renderer/render_custom_layer.hpp
index 9b16928a58..64cd02ac7b 100644
--- a/src/mbgl/renderer/render_custom_layer.hpp
+++ b/src/mbgl/renderer/render_custom_layer.hpp
@@ -10,8 +10,6 @@ public:
     RenderCustomLayer(Immutable<style::CustomLayer::Impl>);
     ~RenderCustomLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) final {}
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_fill_extrusion_layer.cpp b/src/mbgl/renderer/render_fill_extrusion_layer.cpp
index 8dc6e93a9e..3142384fc6 100644
--- a/src/mbgl/renderer/render_fill_extrusion_layer.cpp
+++ b/src/mbgl/renderer/render_fill_extrusion_layer.cpp
@@ -15,10 +15,6 @@ const style::FillExtrusionLayer::Impl& RenderFillExtrusionLayer::impl() const {
     return static_cast<const style::FillExtrusionLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderFillExtrusionLayer::clone() const {
-    return std::make_unique<RenderFillExtrusionLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderFillExtrusionLayer::createBucket(const BucketParameters& parameters, const std::vector<const RenderLayer*>& layers) const {
     return std::make_unique<FillExtrusionBucket>(parameters, layers);
 }
diff --git a/src/mbgl/renderer/render_fill_extrusion_layer.hpp b/src/mbgl/renderer/render_fill_extrusion_layer.hpp
index 2bfbc296c1..ef6858a680 100644
--- a/src/mbgl/renderer/render_fill_extrusion_layer.hpp
+++ b/src/mbgl/renderer/render_fill_extrusion_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderFillExtrusionLayer(Immutable<style::FillExtrusionLayer::Impl>);
     ~RenderFillExtrusionLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_fill_layer.cpp b/src/mbgl/renderer/render_fill_layer.cpp
index 0de22b3ca8..8bed153b41 100644
--- a/src/mbgl/renderer/render_fill_layer.cpp
+++ b/src/mbgl/renderer/render_fill_layer.cpp
@@ -15,10 +15,6 @@ const style::FillLayer::Impl& RenderFillLayer::impl() const {
     return static_cast<const style::FillLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderFillLayer::clone() const {
-    return std::make_unique<RenderFillLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderFillLayer::createBucket(const BucketParameters& parameters, const std::vector<const RenderLayer*>& layers) const {
     return std::make_unique<FillBucket>(parameters, layers);
 }
diff --git a/src/mbgl/renderer/render_fill_layer.hpp b/src/mbgl/renderer/render_fill_layer.hpp
index 7e23a61a00..7402094a1c 100644
--- a/src/mbgl/renderer/render_fill_layer.hpp
+++ b/src/mbgl/renderer/render_fill_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderFillLayer(Immutable<style::FillLayer::Impl>);
     ~RenderFillLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_layer.hpp b/src/mbgl/renderer/render_layer.hpp
index a877405564..f1999a7257 100644
--- a/src/mbgl/renderer/render_layer.hpp
+++ b/src/mbgl/renderer/render_layer.hpp
@@ -24,9 +24,6 @@ protected:
 public:
     virtual ~RenderLayer() = default;
 
-    // Create an identical copy of this layer.
-    virtual std::unique_ptr<RenderLayer> clone() const = 0;
-
     // Partially evaluate paint properties based on a set of classes.
     virtual void cascade(const CascadeParameters&) = 0;
 
diff --git a/src/mbgl/renderer/render_line_layer.cpp b/src/mbgl/renderer/render_line_layer.cpp
index 6573118c3b..2c1b5a686d 100644
--- a/src/mbgl/renderer/render_line_layer.cpp
+++ b/src/mbgl/renderer/render_line_layer.cpp
@@ -15,10 +15,6 @@ const style::LineLayer::Impl& RenderLineLayer::impl() const {
     return static_cast<const style::LineLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderLineLayer::clone() const {
-    return std::make_unique<RenderLineLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderLineLayer::createBucket(const BucketParameters& parameters, const std::vector<const RenderLayer*>& layers) const {
     return std::make_unique<LineBucket>(parameters, layers, impl().layout);
 }
diff --git a/src/mbgl/renderer/render_line_layer.hpp b/src/mbgl/renderer/render_line_layer.hpp
index dce4d07f18..ddb2608fff 100644
--- a/src/mbgl/renderer/render_line_layer.hpp
+++ b/src/mbgl/renderer/render_line_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderLineLayer(Immutable<style::LineLayer::Impl>);
     ~RenderLineLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_raster_layer.cpp b/src/mbgl/renderer/render_raster_layer.cpp
index 2e79a785bc..04a52325e9 100644
--- a/src/mbgl/renderer/render_raster_layer.cpp
+++ b/src/mbgl/renderer/render_raster_layer.cpp
@@ -12,10 +12,6 @@ const style::RasterLayer::Impl& RenderRasterLayer::impl() const {
     return static_cast<const style::RasterLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderRasterLayer::clone() const {
-    return std::make_unique<RenderRasterLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderRasterLayer::createBucket(const BucketParameters&, const std::vector<const RenderLayer*>&) const {
     assert(false);
     return nullptr;
diff --git a/src/mbgl/renderer/render_raster_layer.hpp b/src/mbgl/renderer/render_raster_layer.hpp
index f51d042d5f..c822262e91 100644
--- a/src/mbgl/renderer/render_raster_layer.hpp
+++ b/src/mbgl/renderer/render_raster_layer.hpp
@@ -11,8 +11,6 @@ public:
     RenderRasterLayer(Immutable<style::RasterLayer::Impl>);
     ~RenderRasterLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
diff --git a/src/mbgl/renderer/render_symbol_layer.cpp b/src/mbgl/renderer/render_symbol_layer.cpp
index 7ea6190cb1..5e07b84481 100644
--- a/src/mbgl/renderer/render_symbol_layer.cpp
+++ b/src/mbgl/renderer/render_symbol_layer.cpp
@@ -16,10 +16,6 @@ const style::SymbolLayer::Impl& RenderSymbolLayer::impl() const {
     return static_cast<const style::SymbolLayer::Impl&>(*baseImpl);
 }
 
-std::unique_ptr<RenderLayer> RenderSymbolLayer::clone() const {
-    return std::make_unique<RenderSymbolLayer>(*this);
-}
-
 std::unique_ptr<Bucket> RenderSymbolLayer::createBucket(const BucketParameters&, const std::vector<const RenderLayer*>&) const {
     assert(false); // Should be calling createLayout() instead.
     return nullptr;
diff --git a/src/mbgl/renderer/render_symbol_layer.hpp b/src/mbgl/renderer/render_symbol_layer.hpp
index 553deb8259..07b4e96125 100644
--- a/src/mbgl/renderer/render_symbol_layer.hpp
+++ b/src/mbgl/renderer/render_symbol_layer.hpp
@@ -64,8 +64,6 @@ public:
     RenderSymbolLayer(Immutable<style::SymbolLayer::Impl>);
     ~RenderSymbolLayer() final = default;
 
-    std::unique_ptr<RenderLayer> clone() const override;
-
     void cascade(const CascadeParameters&) override;
     void evaluate(const PropertyEvaluationParameters&) override;
     bool hasTransition() const override;
-- 
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