ifdef OS_NAME -> if defined(OS_NAME)

gpu/command_buffer/tests/occlusion_query_unittests.cc

 // 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.
 
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 
 #include "gpu/command_buffer/tests/gl_manager.h"
 #include "gpu/command_buffer/tests/gl_test_utils.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 50 matching lines @@
   SetMatrix(x, z, scale, matrix);
 
   // Set up the model matrix
   glUniformMatrix4fv(matrix_loc_, 1, GL_FALSE, matrix);
   glUniform4fv(color_loc_, 1, color);
 
   glDrawArrays(GL_TRIANGLES, 0, 6);
 }
 
 TEST_F(OcclusionQueryTest, Occlusion) {
-#ifdef OS_MACOSX
+#if defined(OS_MACOSX)
   EXPECT_TRUE(GLTestHelper::HasExtension("GL_EXT_occlusion_query_boolean"))
       << "GL_EXT_occlusion_query_boolean is required on OSX";
 #endif
 
   if (!GLTestHelper::HasExtension("GL_EXT_occlusion_query_boolean")) {
     return;
   }
 
   static const char* v_shader_str =
       "uniform mat4 worldMatrix;\n"
@@ skipping 60 matching lines @@
   glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT, &result);
   EXPECT_TRUE(result);
   glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &query_status);
   EXPECT_TRUE(query_status);
   GLTestHelper::CheckGLError("no errors", __LINE__);
 }
 
 }  // namespace gpu