Changeset 278397 in webkit

Timestamp:

Jun 2, 2021, 11:50:32 PM (5 years ago)

Author:

commit-queue@webkit.org

Message:

Make EndTransparancyLayer a potential no-op
​https://bugs.webkit.org/show_bug.cgi?id=226523

Patch by Rob Buis <​rbuis@igalia.com> on 2021-06-02
Reviewed by Simon Fraser.

Make EndTransparancyLayer a no-op if there is no
current transparency layer in place.

• platform/graphics/displaylists/DisplayListItems.cpp:

(WebCore::DisplayList::EndTransparencyLayer::apply const):

Location:

trunk/Source/WebCore

Files:

• ChangeLog (modified) (1 diff)
• platform/graphics/displaylists/DisplayListItems.cpp (modified) (1 diff)

trunk/Source/WebCore/ChangeLog

@@ +1 @@
+2021-06-02  Rob Buis  <rbuis@igalia.com>
+
+        Make EndTransparancyLayer a potential no-op
+        https://bugs.webkit.org/show_bug.cgi?id=226523
+
+        Reviewed by Simon Fraser.
+
+        Make EndTransparancyLayer a no-op if there is no
+        current transparency layer in place.
+
+        * platform/graphics/displaylists/DisplayListItems.cpp:
+        (WebCore::DisplayList::EndTransparencyLayer::apply const):
+
 2021-06-02  Rob Buis  <rbuis@igalia.com>
 

trunk/Source/WebCore/platform/graphics/displaylists/DisplayListItems.cpp

@@ -1073 +1073 @@
 void EndTransparencyLayer::apply(GraphicsContext& context) const
 {
-    context.endTransparencyLayer();
+    if (context.isInTransparencyLayer())
+        context.endTransparencyLayer();
 }