Mark some webgl video conformance tests as flaky on Win10 Quadro P400.

content/test/gpu/gpu_tests/webgl2_conformance_expectations.py

Index: content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
diff --git a/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py b/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
index 3111fbd0b60ea049f689b24ac51d250c71394b61..a755fd51da5e793d7c8bf5e19e4dee3474cef87c 100644
--- a/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
+++ b/content/test/gpu/gpu_tests/webgl2_conformance_expectations.py
@@ -102,6 +102,21 @@ class WebGL2ConformanceExpectations(WebGLConformanceExpectations):
         ['win10', ('nvidia', 0x1cb3), 'd3d11'], bug=680754)
     self.Fail('deqp/functional/gles3/transformfeedback/interpolation_flat.html',
         ['win10', ('nvidia', 0x1cb3), 'd3d11'], bug=680754)
+    self.Flaky('conformance2/textures/video/tex-3d-rgba32f-rgba-float.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
+    self.Flaky('conformance2/textures/image_bitmap_from_video/' +
+        'tex-3d-rg16f-rg-half_float.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
+    self.Flaky('conformance2/textures/image_bitmap_from_video/' +
+        'tex-3d-rgba8ui-rgba_integer-unsigned_byte.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
+    self.Flaky('conformance2/textures/video/tex-3d-rgb9_e5-rgb-half_float.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
+    self.Flaky('conformance2/textures/video/' +
+        'tex-3d-rg8ui-rg_integer-unsigned_byte.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
+    self.Flaky('conformance/extensions/oes-texture-half-float-with-video.html',
+        ['win10', ('nvidia', 0x1cb3)], bug=728670)
 
     # Win / NVIDIA / OpenGL
     self.Fail('conformance2/rendering/framebuffer-texture-level1.html',