gpu: Add support for GLX_EXT_texture_from_pixmap extension.

gpu/command_buffer/client/gles2_implementation_unittest_autogen.h

 // Copyright (c) 2012 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.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // DO NOT EDIT!
 
 // This file is included by gles2_implementation.h to declare the
 // GL api functions.
@@ skipping 1679 matching lines @@
 
   Cmds expected;
   for (int jj = 0; jj < 64; ++jj) {
     expected.data[jj] = static_cast<GLbyte>(jj);
   }
   expected.cmd.Init(GL_TEXTURE_2D, &expected.data[0]);
   gl_->ConsumeTextureCHROMIUM(GL_TEXTURE_2D, &expected.data[0]);
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
 }
 // TODO: Implement unit test for BindUniformLocationCHROMIUM
+
+TEST_F(GLES2ImplementationTest, TexImagePixmap2DCHROMIUM) {
+  struct Cmds {
+    TexImagePixmap2DCHROMIUM cmd;
+  };
+  Cmds expected;
+  expected.cmd.Init(GL_TEXTURE_2D, 2);
+
+  gl_->TexImagePixmap2DCHROMIUM(GL_TEXTURE_2D, 2);
+  EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
+}
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_UNITTEST_AUTOGEN_H_