Remove two fast/canvas/ lines in test expectations

The flakiness dashboard shows that these tests consistently pass:
https://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=webkit_tests&tests=virtual%2Fgpu%2Ffast%2Fcanvas%2Fcanvas-clip-rule.html%2Cvirtual%2Fgpu%2Ffast%2Fcanvas%2Fcanvas-path-context-clip.html

Bug: 717389, 717019
Change-Id: I3467abf55e55054fa38800ffd6e42e3c72a6b4b5
Reviewed-on: https://chromium-review.googlesource.com/664280Reviewed-by: Justin Novosad <junov@chromium.org>
Commit-Queue: Xida Chen <xidachen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#501634}

third_party/WebKit/LayoutTests/ASANExpectations

@@ -72,5 +72,3 @@ crbug.com/667560 [ Linux ] virtual/mojo-loading/http/tests/devtools/sources/debu
 # Intentionally failed allocations, via partitionAllocGenericFlags()
 crbug.com/577889 [ Linux ] fast/js/typed-array-allocation-failure.html [ Crash ]
 
-crbug.com/717019 [ Linux ] virtual/gpu/fast/canvas/canvas-clip-rule.html [ Crash ]
-crbug.com/717019 [ Linux ] virtual/gpu/fast/canvas/canvas-path-context-clip.html [ Crash ]

third_party/WebKit/LayoutTests/TestExpectations

@@ -107,9 +107,6 @@ crbug.com/713049 virtual/exotic-color-space/images/color-profile-reflection.html
 # Should make a pixel test to keep coverage.
 crbug.com/713891 virtual/exotic-color-space/images/animated-png.html [ Pass Failure ]
 
-crbug.com/717389 [ Linux Debug ] virtual/gpu/fast/canvas/canvas-clip-rule.html [ Crash ]
-crbug.com/717389 [ Win7 Debug ] virtual/gpu/fast/canvas/canvas-clip-rule.html [ Timeout ]
-
 # Flakily timing out or failing.
 # TODO(ccameron): Investigate this.
 crbug.com/730267 virtual/gpu-rasterization/images/color-profile-group.html [ Pass Timeout Failure ]