Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/core/SkLocalMatrixShader.cpp

Index: src/core/SkLocalMatrixShader.cpp
diff --git a/src/core/SkLocalMatrixShader.cpp b/src/core/SkLocalMatrixShader.cpp
index 62d5e36d895e52e9e2726efe6a7e8793633b70cb..544ad2fe4c1e935150bc6cc766b706d852d66d6d 100644
--- a/src/core/SkLocalMatrixShader.cpp
+++ b/src/core/SkLocalMatrixShader.cpp
@@ -7,15 +7,6 @@
 
 #include "SkLocalMatrixShader.h"
 
-#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
-SkLocalMatrixShader::SkLocalMatrixShader(SkReadBuffer& buffer) : INHERITED(buffer) {
-    fProxyShader.reset(buffer.readShader());
-    if (NULL == fProxyShader.get()) {
-        sk_throw();
-    }
-}
-#endif
-
 SkFlattenable* SkLocalMatrixShader::CreateProc(SkReadBuffer& buffer) {
     SkMatrix lm;
     buffer.readMatrix(&lm);