Revert r3435, no perf win



git-svn-id: http://skia.googlecode.com/svn/trunk@3436 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrDrawTarget.cpp b/src/gpu/GrDrawTarget.cpp
index 718a12e..3dd86d2 100644
--- a/src/gpu/GrDrawTarget.cpp
+++ b/src/gpu/GrDrawTarget.cpp
@@ -519,6 +519,10 @@
     fCurrDrawState = *state.fState.get();
 }
 
+void GrDrawTarget::copyDrawState(const GrDrawTarget& srcTarget) {
+    fCurrDrawState = srcTarget.fCurrDrawState;
+}
+
 bool GrDrawTarget::reserveVertexSpace(GrVertexLayout vertexLayout,
                                       int vertexCount,
                                       void** vertices) {