130386 2014-03-17 23:39:33 -0700 AX: Bug in AccessibilityNodeObject::helpText 2014-04-10 10:09:55 -0700 1 1 1 Unclassified WebKit Accessibility 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 dmazzoni jcraig aboxhall apinheiro cfleizach clopez commit-queue jcraig jdiggs mario samuel_white webkit-bug-importer oldest_to_newest 991561 0 dmazzoni 2014-03-17 23:39:33 -0700 Discovered by ch.dumez@samsung.com in Blink (Chromium) code: https://code.google.com/p/chromium/issues/detail?id=352771 The bug was introduced here: https://bugs.webkit.org/show_bug.cgi?id=99502 In this snippet, getAttribute should be curr->getAttribute. 1403 for (Node* curr = node(); curr; curr = curr->parentNode()) { 1404 const AtomicString& summary = getAttribute(summaryAttr); 1405 if (!summary.isEmpty()) 1406 textOrder.append(AccessibilityText(summary, SummaryText)); 1407 1408 // The title attribute should be used as help text unless it is already being used as descriptive text. 1409 const AtomicString& title = getAttribute(titleAttr); 1410 if (!title.isEmpty()) 1411 textOrder.append(AccessibilityText(title, TitleTagText)); 991562 1 cfleizach 2014-03-17 23:40:46 -0700 good catch 991798 2 webkit-bug-importer 2014-03-18 12:41:15 -0700 <rdar://problem/16357555> 995797 3 228161 jcraig 2014-03-31 02:40:45 -0700 Created attachment 228161 patch Might need some better examples in the test, and/or commented in the source. I can't really determine why we're ever getting helpText from the parentNode, so I'm not sure this is an effective test. 996333 4 cfleizach 2014-04-01 10:06:08 -0700 (In reply to comment #0) > Discovered by ch.dumez@samsung.com in Blink (Chromium) code: https://code.google.com/p/chromium/issues/detail?id=352771 > The bug was introduced here: https://bugs.webkit.org/show_bug.cgi?id=99502 > > In this snippet, getAttribute should be curr->getAttribute. > > 1403 for (Node* curr = node(); curr; curr = curr->parentNode()) { > 1404 const AtomicString& summary = getAttribute(summaryAttr); > 1405 if (!summary.isEmpty()) > 1406 textOrder.append(AccessibilityText(summary, SummaryText)); > 1407 > 1408 // The title attribute should be used as help text unless it is already being used as descriptive text. > 1409 const AtomicString& title = getAttribute(titleAttr); > 1410 if (!title.isEmpty()) > 1411 textOrder.append(AccessibilityText(title, TitleTagText)); (In reply to comment #3) > Created an attachment (id=228161) [details] > patch > > Might need some better examples in the test, and/or commented in the source. I can't really determine why we're ever getting helpText from the parentNode, so I'm not sure this is an effective test. One thing that's held me up on this patch is whether we actually want to do this behavior. I am not completely sure we do 996560 5 228353 jcraig 2014-04-01 18:19:02 -0700 Created attachment 228353 patch Okay, given that this clearly never worked and we don't know why it ever should, I'm pulling out the loop. 996831 6 228353 cfleizach 2014-04-02 13:49:56 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review > Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 > + Node* node = this->node(); I don't think you even need to get node anymore. i don't see it being used 996927 7 228353 jcraig 2014-04-02 17:12:42 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review >> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 >> + Node* node = this->node(); > > I don't think you even need to get node anymore. i don't see it being used It's used on the next few lines. 1399 if (!node) 1399 return; 1400 if (node->isElementNode()) { 996928 8 228353 cfleizach 2014-04-02 17:13:44 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review >>> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 >>> + Node* node = this->node(); >> >> I don't think you even need to get node anymore. i don't see it being used > > It's used on the next few lines. > > 1399 if (!node) > 1399 return; > 1400 if (node->isElementNode()) { but it doesn't seem like we need it after that 996934 9 228353 jcraig 2014-04-02 17:18:18 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review >>>> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 >>>> + Node* node = this->node(); >>> >>> I don't think you even need to get node anymore. i don't see it being used >> >> It's used on the next few lines. >> >> 1399 if (!node) >> 1399 return; >> 1400 if (node->isElementNode()) { > > but it doesn't seem like we need it after that I need it for the conditional. What change are you suggesting? Combining it all on one line like this? if (this->() && this->node->isElementNode()) { 996935 10 228353 jcraig 2014-04-02 17:18:55 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review >>>>> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 >>>>> + Node* node = this->node(); >>>> >>>> I don't think you even need to get node anymore. i don't see it being used >>> >>> It's used on the next few lines. >>> >>> 1399 if (!node) >>> 1399 return; >>> 1400 if (node->isElementNode()) { >> >> but it doesn't seem like we need it after that > > I need it for the conditional. What change are you suggesting? Combining it all on one line like this? > > if (this->() && this->node->isElementNode()) { if (this->node() && this->node()->isElementNode()) { 998170 11 cfleizach 2014-04-07 10:08:45 -0700 (In reply to comment #10) > (From update of attachment 228353 [details]) > View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review > > >>>>> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 > >>>>> + Node* node = this->node(); > >>>> > >>>> I don't think you even need to get node anymore. i don't see it being used > >>> > >>> It's used on the next few lines. > >>> > >>> 1399 if (!node) > >>> 1399 return; > >>> 1400 if (node->isElementNode()) { > >> > >> but it doesn't seem like we need it after that > > > > I need it for the conditional. What change are you suggesting? Combining it all on one line like this? > > > > if (this->() && this->node->isElementNode()) { > > if (this->node() && this->node()->isElementNode()) { Yea it looks like we don't need this anymore 998350 12 228353 jcraig 2014-04-07 18:34:10 -0700 Comment on attachment 228353 patch View in context: https://bugs.webkit.org/attachment.cgi?id=228353&action=review >>>>>>> Source/WebCore/accessibility/AccessibilityNodeObject.cpp:1397 >>>>>>> + Node* node = this->node(); >>>>>> >>>>>> I don't think you even need to get node anymore. i don't see it being used >>>>> >>>>> It's used on the next few lines. >>>>> >>>>> 1399 if (!node) >>>>> 1399 return; >>>>> 1400 if (node->isElementNode()) { >>>> >>>> but it doesn't seem like we need it after that >>> >>> I need it for the conditional. What change are you suggesting? Combining it all on one line like this? >>> >>> if (this->() && this->node->isElementNode()) { >> >> if (this->node() && this->node()->isElementNode()) { > > Yea it looks like we don't need this anymore Don't we want to ensure the node exists and is an element node before attempting to to call these attribute methods on it? 999112 13 228945 jcraig 2014-04-08 23:35:08 -0700 Created attachment 228945 patch with review feedback Stylistic change based on review feedback. Avoids extra conditional here (and simplifies code) for the element case even if it causes slightly more execution (conditionals embedded in getAttribute, etc) in the less common, non-element case. 999353 14 228945 cfleizach 2014-04-09 16:48:37 -0700 Comment on attachment 228945 patch with review feedback thanks! 999363 15 228945 commit-queue 2014-04-09 17:19:16 -0700 Comment on attachment 228945 patch with review feedback Clearing flags on attachment: 228945 Committed r167054: <http://trac.webkit.org/changeset/167054> 999364 16 commit-queue 2014-04-09 17:19:21 -0700 All reviewed patches have been landed. Closing bug. 999554 17 clopez 2014-04-10 10:05:21 -0700 The test accessibility/help-text.html introduced here by r167054 is failing on platform GTK ( see bug #131496 ) 999556 18 cfleizach 2014-04-10 10:09:55 -0700 (In reply to comment #17) > The test accessibility/help-text.html introduced here by r167054 is failing on platform GTK ( see bug #131496 ) Maybe we need a GTK expectation file for differences? 228161 2014-03-31 02:40:45 -0700 2014-04-01 18:19:02 -0700 patch webkit130386.diff text/plain 7212 jcraig SW5kZXg6IFNvdXJjZS9XZWJDb3JlL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvV2Vi Q29yZS9DaGFuZ2VMb2cJKHJldmlzaW9uIDE2NjQ4OCkKKysrIFNvdXJjZS9XZWJDb3JlL0NoYW5n ZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDE3IEBACisyMDE0LTAzLTMxICBKYW1lcyBD cmFpZyAgPGpjcmFpZ0BhcHBsZS5jb20+CisKKyAgICAgICAgQVg6IEJ1ZyBpbiBBY2Nlc3NpYmls aXR5Tm9kZU9iamVjdDo6aGVscFRleHQKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcv 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