diff --git a/src/sksl/SkSLGLSLCodeGenerator.h b/src/sksl/SkSLGLSLCodeGenerator.h
index 115d89a..e10299a 100644
--- a/src/sksl/SkSLGLSLCodeGenerator.h
+++ b/src/sksl/SkSLGLSLCodeGenerator.h
@@ -116,6 +116,8 @@
 
     virtual void writeVarInitializer(const Variable& var, const Expression& value);
 
+    void writeTypePrecision(const Type& type);
+
     void writeVarDeclarations(const VarDeclarations& decl, bool global);
 
     void writeFragCoord();
@@ -150,7 +152,7 @@
 
     void writeBoolLiteral(const BoolLiteral& b);
 
-    void writeIntLiteral(const IntLiteral& i);
+    virtual void writeIntLiteral(const IntLiteral& i);
 
     void writeFloatLiteral(const FloatLiteral& f);