enforce 16byte alignment in shader contexts

src/core/SkColorFilterShader.h

Index: src/core/SkColorFilterShader.h
diff --git a/src/core/SkColorFilterShader.h b/src/core/SkColorFilterShader.h
index 60c45954dce9ea216a14a6cdd9112268beffefa4..0f41a43c49d72890f59b2f1544bea0288621362b 100644
--- a/src/core/SkColorFilterShader.h
+++ b/src/core/SkColorFilterShader.h
@@ -14,9 +14,7 @@
 class SkColorFilterShader : public SkShader {
 public:
     SkColorFilterShader(SkShader* shader, SkColorFilter* filter);
-    
-    size_t contextSize(const ContextRec&) const override;
-    
+
 #if SK_SUPPORT_GPU
     const GrFragmentProcessor* asFragmentProcessor(GrContext*,
                                                    const SkMatrix& viewM,
@@ -51,9 +49,9 @@ public:
     
 protected:
     void flatten(SkWriteBuffer&) const override;
+    size_t onContextSize(const ContextRec&) const override;
     Context* onCreateContext(const ContextRec&, void* storage) const override;
     
-    
 private:
     SkAutoTUnref<SkShader>      fShader;
     SkAutoTUnref<SkColorFilter> fFilter;