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Bug 1244076 - Fix a crash in nsDocShell::IssueWarning by null-checking mContentViewer; r=bzbarsky

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This commit is contained in:
Ehsan Akhgari 2016-02-02 10:24:32 -05:00
parent 9036f3f779
commit daf45d50c3
1 changed files with 5 additions and 3 deletions
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8
docshell/base/nsDocShell.cpp
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@ -14313,9 +14313,11 @@ nsDocShell::InFrameSwap()
NS_IMETHODIMP
nsDocShell::IssueWarning(uint32_t aWarning, bool aAsError)
{
nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
if (doc) {
doc->WarnOnceAbout(nsIDocument::DeprecatedOperations(aWarning), aAsError);
if (mContentViewer) {
nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
if (doc) {
doc->WarnOnceAbout(nsIDocument::DeprecatedOperations(aWarning), aAsError);
}
}
return NS_OK;
}