Refactor separable varying location info to be stored in GrGLProgram subclass

src/gpu/gl/builders/GrGLPathProgramBuilder.h

Index: src/gpu/gl/builders/GrGLPathProgramBuilder.h
diff --git a/src/gpu/gl/builders/GrGLPathProgramBuilder.h b/src/gpu/gl/builders/GrGLPathProgramBuilder.h
new file mode 100644
index 0000000000000000000000000000000000000000..28260cf760ccbc2021bb187b3a02150bb8774617
--- /dev/null
+++ b/src/gpu/gl/builders/GrGLPathProgramBuilder.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef GrGLPathProgramBuilder_DEFINED
+#define GrGLPathProgramBuilder_DEFINED
+
+#include "GrGLProgramBuilder.h"
+
+class GrGLPathProgramBuilder : public GrGLProgramBuilder {
+public:
+    GrGLPathProgramBuilder(GrGLGpu* gpu, const DrawArgs& args);
+
+    GrGLProgram* createProgram(GrGLuint programID) override;
+
+    SeparableVaryingHandle addSeparableVarying(const char* name, GrGLVertToFrag* v,
+                                               GrSLPrecision fsPrecision) override;
+    void resolveProgramResourceLocations(GrGLuint programID) override;
+
+private:
+    typedef GrGLPathProgramDataManager::SeparableVaryingInfo SeparableVaryingInfo;
+    typedef GrGLPathProgramDataManager::SeparableVaryingInfoArray SeparableVaryingInfoArray;
+
+    SeparableVaryingInfoArray fSeparableVaryingInfos;
+
+    typedef GrGLProgramBuilder INHERITED;
+};
+
+#endif