Style Change: NULL->nullptr

src/gpu/gl/builders/GrGLFragmentShaderBuilder.h

Index: src/gpu/gl/builders/GrGLFragmentShaderBuilder.h
diff --git a/src/gpu/gl/builders/GrGLFragmentShaderBuilder.h b/src/gpu/gl/builders/GrGLFragmentShaderBuilder.h
index 8746fffb8b101f75cb3d637045b2fa736bfd6bfd..912de0a6452b970c7cba7c936448eb49af00158a 100644
--- a/src/gpu/gl/builders/GrGLFragmentShaderBuilder.h
+++ b/src/gpu/gl/builders/GrGLFragmentShaderBuilder.h
@@ -112,7 +112,7 @@ class GrGLXPFragmentBuilder : public GrGLFragmentBuilder {
 public:
     GrGLXPFragmentBuilder(GrGLProgramBuilder* program) : INHERITED(program) {}
 
-    /** Returns the variable name that holds the color of the destination pixel. This may be NULL if
+    /** Returns the variable name that holds the color of the destination pixel. This may be nullptr if
         no effect advertised that it will read the destination. */
     virtual const char* dstColor() = 0;