skslc can now be compiled with no Skia dependencies, in preparation for its eventual

This reverts commit 9bd301d640ff63c280b202c7dd00bc00a3315ff4.

Bug: skia:
Change-Id: I5ad3f77ef33aa5ce2fd27fe383c9339c571663a1
Reviewed-on: https://skia-review.googlesource.com/10964
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
diff --git a/src/sksl/SkSLGLSLCodeGenerator.h b/src/sksl/SkSLGLSLCodeGenerator.h
index 907c305..ab88d50 100644
--- a/src/sksl/SkSLGLSLCodeGenerator.h
+++ b/src/sksl/SkSLGLSLCodeGenerator.h
@@ -12,7 +12,6 @@
 #include <tuple>
 #include <unordered_map>
 
-#include "SkStream.h"
 #include "SkSLCodeGenerator.h"
 #include "ir/SkSLBinaryExpression.h"
 #include "ir/SkSLBoolLiteral.h"
@@ -73,7 +72,7 @@
     };
 
     GLSLCodeGenerator(const Context* context, const Program* program, ErrorReporter* errors,
-                      SkWStream* out)
+                      OutputStream* out)
     : INHERITED(program, errors, out)
     , fContext(*context) {}
 
@@ -86,9 +85,9 @@
 
     void writeLine(const char* s);
 
-    void write(const SkString& s);
+    void write(const String& s);
 
-    void writeLine(const SkString& s);
+    void writeLine(const String& s);
 
     void writeType(const Type& type);
 
@@ -97,7 +96,7 @@
     void writeInterfaceBlock(const InterfaceBlock& intf);
 
     void writeFunctionStart(const FunctionDeclaration& f);
-    
+
     void writeFunctionDeclaration(const FunctionDeclaration& f);
 
     void writeFunction(const FunctionDefinition& f);
@@ -161,8 +160,8 @@
     void writeReturnStatement(const ReturnStatement& r);
 
     const Context& fContext;
-    SkDynamicMemoryWStream fHeader;
-    SkString fFunctionHeader;
+    StringStream fHeader;
+    String fFunctionHeader;
     Program::Kind fProgramKind;
     int fVarCount = 0;
     int fIndentation = 0;