Move LightingShader to effects

src/core/SkBitmapProcShader.h

Index: src/core/SkBitmapProcShader.h
diff --git a/src/core/SkBitmapProcShader.h b/src/core/SkBitmapProcShader.h
index b76a6fe7740aaa479ce3e02adc3f3ab5a5a841a6..c84105c56cc8b5e751a072a85d9f57c343f5a78e 100644
--- a/src/core/SkBitmapProcShader.h
+++ b/src/core/SkBitmapProcShader.h
@@ -25,8 +25,6 @@ public:
 
     size_t contextSize() const override;
 
-    static bool CanDo(const SkBitmap&, TileMode tx, TileMode ty);
-
     SK_TO_STRING_OVERRIDE()
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBitmapProcShader)
 
@@ -40,7 +38,7 @@ public:
         // The context takes ownership of the state. It will call its destructor
         // but will NOT free the memory.
         BitmapProcShaderContext(const SkBitmapProcShader&, const ContextRec&, SkBitmapProcState*);
-        virtual ~BitmapProcShaderContext();
+        ~BitmapProcShaderContext() override;
 
         void shadeSpan(int x, int y, SkPMColor dstC[], int count) override;
         ShadeProc asAShadeProc(void** ctx) override;