"NULL !=" = NULL

src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp

 
 /*
  * Copyright 2011 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 "gl/GrGLUtil.h"
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
 
 class AutoLibraryUnload {
 public:
     AutoLibraryUnload(const char* moduleName) {
         fModule = LoadLibrary(moduleName);
     }
     ~AutoLibraryUnload() {
-        if (NULL != fModule) {
+        if (fModule) {
             FreeLibrary(fModule);
         }
     }
     HMODULE get() const { return fModule; }
 
 private:
     HMODULE fModule;
 };
 
 class GLProcGetter {
 public:
     GLProcGetter() : fGLLib("opengl32.dll") {}
 
-    bool isInitialized() const { return NULL != fGLLib.get(); }
+    bool isInitialized() const { return SkToBool(fGLLib.get()); }
 
     GrGLFuncPtr getProc(const char name[]) const {
         GrGLFuncPtr proc;
-        if (NULL != (proc = (GrGLFuncPtr) GetProcAddress(fGLLib.get(), name))) {
+        if ((proc = (GrGLFuncPtr) GetProcAddress(fGLLib.get(), name))) {
             return proc;
         }
-        if (NULL != (proc = (GrGLFuncPtr) wglGetProcAddress(name))) {
+        if ((proc = (GrGLFuncPtr) wglGetProcAddress(name))) {
             return proc;
         }
         return NULL;
     }
 
 private:
     AutoLibraryUnload fGLLib;
 };
 
 static GrGLFuncPtr win_get_gl_proc(void* ctx, const char name[]) {
-    SkASSERT(NULL != ctx);
-    SkASSERT(NULL != wglGetCurrentContext());
+    SkASSERT(ctx);
+    SkASSERT(wglGetCurrentContext());
     const GLProcGetter* getter = (const GLProcGetter*) ctx;
     return getter->getProc(name);
 }
 
 /*
  * Windows makes the GL funcs all be __stdcall instead of __cdecl :(
  * This implementation will only work if GR_GL_FUNCTION_TYPE is __stdcall.
  * Otherwise, a springboard would be needed that hides the calling convention.
  */
 const GrGLInterface* GrGLCreateNativeInterface() {
@@ skipping 13 matching lines @@
     const char* verStr = reinterpret_cast<const char*>(getString(GR_GL_VERSION));
     GrGLStandard standard = GrGLGetStandardInUseFromString(verStr);
 
     if (kGLES_GrGLStandard == standard) {
         return GrGLAssembleGLESInterface(&getter, win_get_gl_proc);
     } else if (kGL_GrGLStandard == standard) {
         return GrGLAssembleGLInterface(&getter, win_get_gl_proc);
     }
     return NULL;
 }