Disable CopyTextureCHROMIUM gl_tests for RGB5_A1 format

gpu/command_buffer/tests/gl_copy_texture_CHROMIUM_unittest.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.
 
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES
 #endif
 
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
@@ skipping 277 matching lines @@
     return !gl_.decoder()
                 ->GetFeatureInfo()
                 ->feature_flags()
                 .ext_texture_format_bgra8888;
   }
 
   bool ShouldSkipSRGBEXT() const {
     DCHECK(!ShouldSkipTest());
     return !gl_.decoder()->GetFeatureInfo()->feature_flags().ext_srgb;
   }
+
+  // RGB5_A1 is not color-renderable on NVIDIA Mac, see crbug.com/676209.
+  bool ShouldSkipRGB5_A1() const {
+    DCHECK(!ShouldSkipTest());
+    return true;
+  }
 };
 
 INSTANTIATE_TEST_CASE_P(CopyType,
                         GLCopyTextureCHROMIUMTest,
                         ::testing::ValuesIn(kCopyTypes));
 
 INSTANTIATE_TEST_CASE_P(CopyType,
                         GLCopyTextureCHROMIUMES3Test,
                         ::testing::ValuesIn(kCopyTypes));
 
@@ skipping 110 matching lines @@
           ShouldSkipBGRA()) {
         continue;
       }
       if (gles2::GLES2Util::IsFloatFormat(dest_format_type.internal_format) &&
           ShouldSkipFloatFormat())
         continue;
       if ((dest_format_type.internal_format == GL_SRGB_EXT ||
            dest_format_type.internal_format == GL_SRGB_ALPHA_EXT) &&
           ShouldSkipSRGBEXT())
         continue;
+      if (dest_format_type.internal_format == GL_RGB5_A1 && ShouldSkipRGB5_A1())
+        continue;
 
       const GLsizei kWidth = 8, kHeight = 8;
       const int src_channel_count = gles2::GLES2Util::ElementsPerGroup(
           src_format_type.format, src_format_type.type);
       uint8_t color[4] = {1, 63, 127, 255};
       uint8_t pixels[8 * 8 * 4];
       for (int i = 0; i < kWidth * kHeight * src_channel_count;
            i += src_channel_count)
         for (int j = 0; j < src_channel_count; ++j)
           pixels[i + j] = color[j];
@@ skipping 865 matching lines @@
             expected_color = y < copy_region_y + 1 ? blue : white;
           }
           GLTestHelper::CheckPixels(x, y, 1, 1, 0, expected_color);
         }
       }
     }
   }
 }
 
 }  // namespace gpu