Make GrGLInterface be context-specific on all platforms

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/GrGLExtensions.h"
@@ skipping 23 matching lines @@
             FreeLibrary(fModule);
         }
     }
     HMODULE get() const { return fModule; }
 
 private:
     HMODULE fModule;
 };
 
 const GrGLInterface* GrGLCreateNativeInterface() {
-    // wglGetProcAddress requires a context.
-    // GL Function pointers retrieved in one context may not be valid in another
-    // context. For that reason we create a new GrGLInterface each time we're
-    // called.
     AutoLibraryUnload alu("opengl32.dll");
     if (NULL == alu.get()) {
         return NULL;
     }
 
     if (NULL != wglGetCurrentContext()) {
 
         // These should always be present and don't require wglGetProcAddress
         GrGLGetStringProc glGetString =
             (GrGLGetStringProc) GetProcAddress(alu.get(), "glGetString");
@@ skipping 10 matching lines @@
         if (!extensions.init(kDesktop_GrGLBinding, glGetString, glGetStringi, glGetIntegerv)) {
             return NULL;
         }
         const char* versionString = (const char*) glGetString(GR_GL_VERSION);
         GrGLVersion glVer = GrGLGetVersionFromString(versionString);
 
         if (glVer < GR_GL_VER(1,5)) {
             // We must have array and element_array buffer objects.
             return NULL;
         }
-        GrGLInterface* interface = new GrGLInterface();
+        GrGLInterface* interface = SkNEW(GrGLInterface);
 
         // Functions that are part of GL 1.1 will return NULL in
         // wglGetProcAddress
         SET_PROC(BindTexture)
         SET_PROC(BlendFunc)
 
         if (glVer >= GR_GL_VER(1,4) ||
             extensions.has("GL_ARB_imaging") ||
             extensions.has("GL_EXT_blend_color")) {
             WGL_SET_PROC(BlendColor);
@@ skipping 222 matching lines @@
             WGL_SET_PROC_SUFFIX(PointAlongPath, NV);
         }
 
         interface->fBindingsExported = kDesktop_GrGLBinding;
 
         return interface;
     } else {
         return NULL;
     }
 }