Add rendering context and rendering 2D context to OffscreenCanvas

third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-getContext2D-expected.txt

Index: third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-getContext2D-expected.txt
diff --git a/third_party/WebKit/LayoutTests/fast/forms/calendar-picker/calendar-picker-should-not-change-datetimelocal-time-expected.txt b/third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-getContext2D-expected.txt
similarity index 26%
copy from third_party/WebKit/LayoutTests/fast/forms/calendar-picker/calendar-picker-should-not-change-datetimelocal-time-expected.txt
copy to third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-getContext2D-expected.txt
index 364dd36e15dc97474b8bf14d1419a44444c3e3aa..6894f5c036ed528f20745e82bf09e48349b8674e 100644
--- a/third_party/WebKit/LayoutTests/fast/forms/calendar-picker/calendar-picker-should-not-change-datetimelocal-time-expected.txt
+++ b/third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-getContext2D-expected.txt
@@ -1,12 +1,19 @@
-Test for crbug.com/271451. The calendar picker should not change the time part of datetime-local field.
+Tests basic functionalities of offscreenCanvas.getContext on the main thread
 
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
-PASS getUserAgentShadowTextContent(input) is "1999-07-31 12:59"
-PASS getUserAgentShadowTextContent(input) is "1999-07-31 12:59"
-PASS highlightedValue() is "1999-08-01"
-PASS getUserAgentShadowTextContent(input) is "1999-08-01 12:59"
+PASS aCanvas.width is 40
+PASS aCanvas.height is 60
+PASS aCanvas.width is 110
+PASS aCanvas.height is 90
+PASS aCanvas.width is 0
+PASS ctx = aCanvas.getContext('2d') did not throw exception.
+PASS ctx is an instance of OffscreenCanvasRenderingContext2D
+PASS ctx2 is null
+PASS ctx3 is non-null.
+PASS ctx3 == ctx is true
+PASS bogusCtx is null
 PASS successfullyParsed is true
 
 TEST COMPLETE