"NULL !=" = NULL

src/gpu/gl/iOS/GrGLCreateNativeInterface_iOS.cpp

 
 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gl/GrGLInterface.h"
 #include "gl/GrGLAssembleInterface.h"
 #include <dlfcn.h>
 
 class GLLoader {
 public:
     GLLoader() {
         fLibrary = dlopen(
             "/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib",
             RTLD_LAZY);
     }
 
     ~GLLoader() {
-        if (NULL != fLibrary) {
+        if (fLibrary) {
             dlclose(fLibrary);
         }
     }
 
     void* handle() const {
         return NULL == fLibrary ? RTLD_DEFAULT : fLibrary;
     }
 
 private:
     void* fLibrary;
 };
 
 class GLProcGetter {
 public:
     GLProcGetter() {}
 
     GrGLFuncPtr getProc(const char name[]) const {
         return (GrGLFuncPtr) dlsym(fLoader.handle(), name);
     }
     
 private:
     GLLoader fLoader;
 };
 
 static GrGLFuncPtr ios_get_gl_proc(void* ctx, const char name[]) {
-    SkASSERT(NULL != ctx);
+    SkASSERT(ctx);
     const GLProcGetter* getter = (const GLProcGetter*) ctx;
     return getter->getProc(name);
 }
 
 const GrGLInterface* GrGLCreateNativeInterface() {
     GLProcGetter getter;
     return GrGLAssembleGLESInterface(&getter, ios_get_gl_proc);
 }