Remove flaky suppression for some DepthCaptureIntegrationTest.

Root cause https://bugs.chromium.org/p/chromium/issues/detail?id=898842
has been fixed for flaky tests
gpu_tests.depth_capture_integration_test.DepthCaptureIntegrationTest.DepthCapture_depthStreamToRGBAFloatTexture
and
gpu_tests.depth_capture_integration_test.DepthCaptureIntegrationTest.DepthCapture_depthStreamToRGBAUint8Texture.
Remove their flaky suppressions on Android and Win.

TBR=kbr@chromium.org

Bug: 899748
Change-Id: Ida2212bc191a1c5e060cb19b5d6d52d04b377bd2
Reviewed-on: https://chromium-review.googlesource.com/c/1318673Reviewed-by: Ria Jiang <riajiang@chromium.org>
Reviewed-by: Kenneth Russell <kbr@chromium.org>
Commit-Queue: Ria Jiang <riajiang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605523}

content/test/gpu/gpu_tests/depth_capture_expectations.py

@@ -21,15 +21,5 @@ class DepthCaptureExpectations(GpuTestExpectations):
                ['highsierra', ('amd', 0x6821)], bug=819661)
     self.Flaky('DepthCapture_depthStreamToRGBAUint8Texture',
                ['highsierra', ('intel', 0x0a2e)], bug=824438)
-
-    self.Flaky('DepthCapture_depthStreamToRGBAFloatTexture',
-               ['win10', ('nvidia', 0x1cb3)], bug=737410)
-    self.Flaky('DepthCapture_depthStreamToRGBAUint8Texture',
-               ['win10', ('nvidia', 0x1cb3)], bug=737410)
-
-    self.Flaky('DepthCapture_depthStreamToRGBAFloatTexture',
-               ['android', ('qualcomm', 'Adreno (TM) 418')], bug=899748)
-    self.Flaky('DepthCapture_depthStreamToRGBAUint8Texture',
-               ['android', ('qualcomm', 'Adreno (TM) 418')], bug=899748)
     self.Fail('DepthCapture_depthStreamToR32FloatTexture',
               ['android', ('qualcomm', 'Adreno (TM) 330')], bug=765913)