Turned on SkSL->GLSL compiler

src/sksl/ir/SkSLProgram.h

Index: src/sksl/ir/SkSLProgram.h
diff --git a/src/sksl/ir/SkSLProgram.h b/src/sksl/ir/SkSLProgram.h
index 205db6e9320913bc02bf9eb877c83fbf2018a50d..8393341269f3d6eec5d0662934bdc4aed7c6fec0 100644
--- a/src/sksl/ir/SkSLProgram.h
+++ b/src/sksl/ir/SkSLProgram.h
@@ -11,6 +11,7 @@
 #include <vector>
 #include <memory>
 
+#include "SkSLModifiers.h"
 #include "SkSLProgramElement.h"
 #include "SkSLSymbolTable.h"
 
@@ -25,14 +26,18 @@ struct Program {
         kVertex_Kind
     };
 
-    Program(Kind kind, std::vector<std::unique_ptr<ProgramElement>> elements, 
+    Program(Kind kind, 
+            Modifiers::Flag defaultPrecision,
+            std::vector<std::unique_ptr<ProgramElement>> elements, 
             std::shared_ptr<SymbolTable> symbols)
     : fKind(kind) 
+    , fDefaultPrecision(defaultPrecision)
     , fElements(std::move(elements))
     , fSymbols(symbols) {}
 
     Kind fKind;
-
+    // FIXME handle different types; currently it assumes this is for floats
+    Modifiers::Flag fDefaultPrecision;
     std::vector<std::unique_ptr<ProgramElement>> fElements;
     std::shared_ptr<SymbolTable> fSymbols;
 };