Changeset 198145 in webkit

Timestamp:

Mar 14, 2016 12:01:28 PM (8 years ago)

Author:

Chris Dumez

Message:

Regression(r197981): Huge regression on Mac PLT
​https://bugs.webkit.org/show_bug.cgi?id=155443
<rdar://problem/25113391>

Reviewed by Gavin Barraclough.

We have experience a huge regression on Mac PLT after r197981, so
disable the feature until the performance issue is resolved.

• platform/graphics/ca/GraphicsLayerCA.cpp:

(WebCore::GraphicsLayer::supportsSmoothedLayerText):

Location:

trunk/Source/WebCore

Files:

• ChangeLog (modified) (1 diff)
• platform/graphics/ca/GraphicsLayerCA.cpp (modified) (1 diff)

trunk/Source/WebCore/ChangeLog

@@ +1 @@
+2016-03-14  Chris Dumez  <cdumez@apple.com>
+
+        Regression(r197981): Huge regression on Mac PLT
+        https://bugs.webkit.org/show_bug.cgi?id=155443
+        <rdar://problem/25113391>
+
+        Reviewed by Gavin Barraclough.
+
+        We have experience a huge regression on Mac PLT after r197981, so
+        disable the feature until the performance issue is resolved.
+
+        * platform/graphics/ca/GraphicsLayerCA.cpp:
+        (WebCore::GraphicsLayer::supportsSmoothedLayerText):
+
 2016-03-14  Chris Vienneau  <chris.vno@outlook.com>
 

trunk/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp

@@ -315 +315 @@
 {
 #if PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 101200
-    return isSmoothedLayerTextEnabled;
+    // FIXME: This is currently a major regression on PLT (rdar://problem/25113391).
+    // return isSmoothedLayerTextEnabled;
+    return false;
 #endif
     return false;