Revert of ReadPixels with GL_HALF_FLOAT_OES when targetting all versions of ES.

content/test/gpu/gpu_tests/webgl_conformance_expectations.py

 # Copyright (c) 2013 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.
 import os
 
 from gpu_tests.gpu_test_expectations import GpuTestExpectations
 
 # See the GpuTestExpectations class for documentation.
 
 class WebGLConformanceExpectations(GpuTestExpectations):
@@ skipping 94 matching lines @@
     # We need to add WebGL 1 check in command buffer that format/type from
     # TexSubImage2D have to match the current texture's.
     self.Fail('conformance/textures/misc/tex-sub-image-2d-bad-args.html',
         bug=570453)
 
     # OpenGL / NVIDIA failures
     self.Fail('conformance/attribs/gl-disabled-vertex-attrib.html',
         ['win', 'linux', 'nvidia', 'opengl'], bug=1007) # angle bug ID
 
     # Win failures
+    self.Fail('conformance/extensions/oes-texture-half-float.html',
+        ['win'], bug=607283)
     # Note that the following test seems to pass, but it may still be flaky.
     self.Fail('conformance/glsl/constructors/' +
               'glsl-construct-vec-mat-index.html',
               ['win'], bug=525188)
     self.Fail('conformance/rendering/point-specific-shader-variables.html',
         ['win'], bug=616335)
     self.Fail('deqp/data/gles2/shaders/functions.html',
         ['win'], bug=478572)
 
     # Win NVIDIA failures
@@ skipping 114 matching lines @@
     self.Flaky('conformance/textures/video/' +
                'tex-2d-rgba-rgba-unsigned_short_5_5_5_1.html',
                ['linux'], bug=627525)
     self.Flaky('conformance/textures/video/' +
                'tex-2d-rgb-rgb-unsigned_byte.html',
                ['linux'], bug=627525)
     self.Flaky('conformance/textures/video/' +
                'tex-2d-rgb-rgb-unsigned_short_5_6_5.html',
                ['linux'], bug=627525)
 
+    # OpenGL
+    self.Fail('conformance/extensions/oes-texture-half-float.html',
+        ['linux', 'opengl'], bug=607283)
+
     # NVIDIA
     self.Fail('conformance/extensions/angle-instanced-arrays.html',
               ['linux', 'nvidia'], bug=544989) # Too flaky to retry
     self.Flaky('conformance/extensions/oes-element-index-uint.html',
                ['linux', 'nvidia'], bug=524144)
     self.Flaky('conformance/textures/image/' +
                'tex-2d-rgb-rgb-unsigned_byte.html',
                ['linux', 'nvidia'], bug=596622)
     # AMD
     self.Flaky('conformance/more/functions/uniformi.html',
@@ skipping 455 matching lines @@
     self.Fail('conformance/textures/misc/texture-npot.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/textures/misc/texture-npot-video.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/textures/misc/texture-size.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Fail('conformance/uniforms/gl-uniform-arrays.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)
     self.Skip('conformance/uniforms/uniform-default-values.html',
         ['chromeos', ('intel', 0xa011)], bug=375554)