Added registerChild; transforms, textures, glKey automatically handled.

tests/GLProgramsTest.cpp

Index: tests/GLProgramsTest.cpp
diff --git a/tests/GLProgramsTest.cpp b/tests/GLProgramsTest.cpp
index d36c48d82e4db7f2859bc1845a5341755623849b..e3a1d6c62a2ce8c90fd1151e610693b5248ce577 100644
--- a/tests/GLProgramsTest.cpp
+++ b/tests/GLProgramsTest.cpp
@@ -65,11 +65,6 @@ public:
 
     const char* name() const override { return "Big Ole Key"; }
 
-    virtual void getGLProcessorKey(const GrGLSLCaps& caps,
-                                   GrProcessorKeyBuilder* b) const override {
-        GLBigKeyProcessor::GenKey(*this, caps, b);
-    }
-
     GrGLFragmentProcessor* createGLInstance() const override {
         return SkNEW_ARGS(GLBigKeyProcessor, (*this));
     }
@@ -78,6 +73,10 @@ private:
     BigKeyProcessor() {
         this->initClassID<BigKeyProcessor>();
     }
+    virtual void onGetGLProcessorKey(const GrGLSLCaps& caps,
+                                     GrProcessorKeyBuilder* b) const override {
+        GLBigKeyProcessor::GenKey(*this, caps, b);
+    }
     bool onIsEqual(const GrFragmentProcessor&) const override { return true; }
     void onComputeInvariantOutput(GrInvariantOutput* inout) const override { }