Guard against most unintentionally ephemeral SkAutoFoo instantiations.

src/core/SkBlitter.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkBlitter.h"
@@ skipping 762 matching lines @@
     void* detach() {
         void* obj = fObj;
         fObj = NULL;
         return obj;
     }
 
 private:
     void*   fObj;
     Proc    fProc;
 };
+#define SkAutoCallProc(...) SK_REQUIRE_LOCAL_VAR(SkAutoCallProc)
 
 static void destroy_blitter(void* blitter) {
     ((SkBlitter*)blitter)->~SkBlitter();
 }
 
 static void delete_blitter(void* blitter) {
     SkDELETE((SkBlitter*)blitter);
 }
 
 static bool just_solid_color(const SkPaint& paint) {
@@ skipping 222 matching lines @@
 
     fShader->ref();
     fShaderFlags = fShader->getFlags();
 }
 
 SkShaderBlitter::~SkShaderBlitter() {
     SkASSERT(fShader->setContextHasBeenCalled());
     fShader->endContext();
     fShader->unref();
 }