Index: third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp |
diff --git a/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp b/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp |
index fa89b61043337bef639bdfac0d77ade1298c2e68..e89db0777892b39cdb65680483d63fa70bb55ef2 100644 |
--- a/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp |
+++ b/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp |
@@ -649,6 +649,22 @@ ImageBitmap* WebGLRenderingContextBase::transferToImageBitmapBase() |
return ImageBitmap::create(drawingBuffer()->transferToStaticBitmapImage()); |
} |
+void WebGLRenderingContextBase::commit(ExceptionState& exceptionState) |
+{ |
+ if (!getOffscreenCanvas()) { |
+ exceptionState.throwDOMException(InvalidStateError, "No OffscreenCanvas exist, abort commit()."); |
xlai (Olivia)
2016/09/09 20:30:41
Could you add a sub-test to OffscreenCanvas-commit
Ken Russell (switch to Gerrit)
2016/09/09 21:38:17
Also, nit: exist -> exists
|
+ return; |
+ } |
+ // no HTMLCanvas associated, thrown InvalidStateError |
+ if (getOffscreenCanvas()->getAssociatedCanvasId() == -1) { |
+ exceptionState.throwDOMException(InvalidStateError, "The OffscreenCanvas has no associated HTMLCanvasElement, abort commit()."); |
xlai (Olivia)
2016/09/09 20:30:41
Could you change the exception message to "Commit(
|
+ return; |
+ } |
+ if (!drawingBuffer()) |
+ return; |
+ getOffscreenCanvas()->getOrCreateFrameDispatcher()->dispatchFrame(drawingBuffer()->transferToStaticBitmapImage()); |
+} |
+ |
PassRefPtr<Image> WebGLRenderingContextBase::getImage(AccelerationHint hint, SnapshotReason reason) const |
{ |
if (!drawingBuffer()) |