Merge lp:~ted/hud/lp1242339 into lp:hud/13.10

[Ted Gould]

Don't crash if we get asked about a window we don't know about, return a null list.

[PS Jenkins bot (ps-jenkins)]

PASSED: Continuous integration, rev:343
http://jenkins.qa.ubuntu.com/job/hud-13.10-ci/1/
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    SUCCESS: http://jenkins.qa.ubuntu.com/job/hud-13.10-saucy-armhf-ci/1
    SUCCESS: http://jenkins.qa.ubuntu.com/job/hud-13.10-saucy-i386-ci/1

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review: Approve (continuous-integration)

[Pete Woods (pete-woods)]

review: Approve

=== modified file 'window-stack-bridge/BamfWindowStack.cpp'
--- window-stack-bridge/BamfWindowStack.cpp	2013-10-11 11:18:33 +0000
+++ window-stack-bridge/BamfWindowStack.cpp	2013-10-22 19:57:33 +0000
@@ -194,8 +194,13 @@
 QStringList BamfWindowStack::GetWindowProperties(uint windowId,
 		const QString &appId, const QStringList &names) {
 	QStringList result;
+	auto window = m_windowsById[windowId];
+
+	if (window == nullptr)
+		return result;
+
 	for (const QString &name : names) {
-		result << m_windowsById[windowId]->xProp(name);
+		result << window->xProp(name);
 	}
 	return result;
 }