Register SwiftShader key without using chrome-internal header.

ui/gl/init/gl_initializer_win.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/gl/init/gl_initializer.h"
 
 #include <dwmapi.h>
 
 #include "base/at_exit.h"
 #include "base/base_paths.h"
@@ skipping 12 matching lines @@
 #include "ui/gl/angle_platform_impl.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_egl_api_implementation.h"
 #include "ui/gl/gl_gl_api_implementation.h"
 #include "ui/gl/gl_osmesa_api_implementation.h"
 #include "ui/gl/gl_surface_egl.h"
 #include "ui/gl/gl_surface_wgl.h"
 #include "ui/gl/gl_wgl_api_implementation.h"
 #include "ui/gl/vsync_provider_win.h"
 
-#if defined(ENABLE_SWIFTSHADER)
-#include "software_renderer.h"
-#endif
-
 namespace gl {
 namespace init {
 
 namespace {
 
 const wchar_t kD3DCompiler[] = L"D3DCompiler_47.dll";
 
 // TODO(jmadill): Apply to all platforms eventually
 base::LazyInstance<ANGLEPlatformImpl> g_angle_platform_impl =
     LAZY_INSTANCE_INITIALIZER;
@@ skipping 91 matching lines @@
   base::NativeLibrary egl_library =
       base::LoadNativeLibrary(gles_path.Append(L"libegl.dll"), nullptr);
   if (!egl_library) {
     DVLOG(1) << "libegl.dll not found.";
     base::UnloadNativeLibrary(gles_library);
     return false;
   }
 
 #if defined(ENABLE_SWIFTSHADER)
   if (using_swift_shader) {
-    SetupSoftwareRenderer(gles_library);
+    // Register key so that SwiftShader doesn't display watermark logo.
+    typedef void (__stdcall *RegisterFunc)(const char* key);
+    RegisterFunc reg = reinterpret_cast<RegisterFunc>(
+      base::GetFunctionPointerFromNativeLibrary(gles_library, "Register"));
+    if (reg) {
+      reg("SS3GCKK6B448CF63");
+    }
   }
 #endif
 
   if (!using_swift_shader) {
     // Init ANGLE platform here, before we call GetPlatformDisplay().
     // TODO(jmadill): Apply to all platforms eventually
     ANGLEPlatformInitializeFunc angle_platform_init =
         reinterpret_cast<ANGLEPlatformInitializeFunc>(
             base::GetFunctionPointerFromNativeLibrary(
                 gles_library, "ANGLEPlatformInitialize"));
@@ skipping 164 matching lines @@
   }
 
   ClearGLBindingsEGL();
   ClearGLBindingsGL();
   ClearGLBindingsOSMESA();
   ClearGLBindingsWGL();
 }
 
 }  // namespace init
 }  // namespace gl