Title: [177410] trunk/Source/WebKit/mac
Revision
177410
Author
bda...@apple.com
Date
2014-12-16 16:41:40 -0800 (Tue, 16 Dec 2014)

Log Message

Crash getting default animation controller for some text
https://bugs.webkit.org/show_bug.cgi?id=139712
-and corresponding-
rdar://problem/19271707

Reviewed by Tim Horton.

Must null-check the range.
* WebView/WebImmediateActionController.mm:
(-[WebImmediateActionController _animationControllerForText]):

Modified Paths

Diff

Modified: trunk/Source/WebKit/mac/ChangeLog (177409 => 177410)


--- trunk/Source/WebKit/mac/ChangeLog	2014-12-17 00:33:49 UTC (rev 177409)
+++ trunk/Source/WebKit/mac/ChangeLog	2014-12-17 00:41:40 UTC (rev 177410)
@@ -1,3 +1,16 @@
+2014-12-16  Beth Dakin  <bda...@apple.com>
+
+        Crash getting default animation controller for some text
+        https://bugs.webkit.org/show_bug.cgi?id=139712
+        -and corresponding-
+        rdar://problem/19271707
+
+        Reviewed by Tim Horton.
+
+        Must null-check the range.
+        * WebView/WebImmediateActionController.mm:
+        (-[WebImmediateActionController _animationControllerForText]):
+
 2014-12-16  Timothy Horton  <timothy_hor...@apple.com>
 
         Immediate action popovers can get stuck open

Modified: trunk/Source/WebKit/mac/WebView/WebImmediateActionController.mm (177409 => 177410)


--- trunk/Source/WebKit/mac/WebView/WebImmediateActionController.mm	2014-12-17 00:33:49 UTC (rev 177409)
+++ trunk/Source/WebKit/mac/WebView/WebImmediateActionController.mm	2014-12-17 00:41:40 UTC (rev 177410)
@@ -346,6 +346,8 @@
 
     NSDictionary *options = nil;
     RefPtr<Range> dictionaryRange = rangeForDictionaryLookupAtHitTestResult(_hitTestResult, &options);
+    if (!dictionaryRange)
+        return nil;
 
     DictionaryPopupInfo dictionaryPopupInfo = dictionaryPopupInfoForRange(frame, *dictionaryRange, options, TextIndicatorPresentationTransition::Bounce);
     if (!dictionaryPopupInfo.attributedString)
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