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dawncpp.h: Add nullptr ObjectBase constructor and assignment

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BUG=dawn:3

Change-Id: I9f7ec0ae1c7885809888a603ed056c6565751bec
Reviewed-on: https://dawn-review.googlesource.com/c/2840
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Stephen White <senorblanco@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
This commit is contained in:
Corentin Wallez
2018-12-04 12:13:03 +00:00
committed by Commit Bot service account
parent f0b761f116
commit f48e6b74b7
2 changed files with 27 additions and 0 deletions
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9
generator/templates/apicpp.h
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@@ -97,6 +97,15 @@ namespace dawn {
return static_cast<Derived&>(*this);
}
ObjectBase(nullptr_t) {}
Derived& operator=(nullptr_t) {
if (mHandle != nullptr) {
Derived::DawnRelease(mHandle);
mHandle = nullptr;
}
return static_cast<Derived&>(*this);
}
explicit operator bool() const {
return mHandle != nullptr;
}