CHUI-524: The root reason of crash was in the infinity recursion in the chain of calls LLFloater::setFocus->LLFloater::setFrontmost->LLFloaterView::bringToFront. And problem was not related to CHUI-362. Reviewed by Stinson.

indra/llui/llfloater.cpp

@@ -2234,7 +2234,8 @@ LLFloaterView::LLFloaterView (const Params& p)
 	mFocusCycleMode(FALSE),
 	mMinimizePositionVOffset(0),
 	mSnapOffsetBottom(0),
-	mSnapOffsetRight(0)
+	mSnapOffsetRight(0),
+	mFrontChild(NULL)
 {
 	mSnapView = getHandle();
 }
@@ -2383,6 +2384,13 @@ LLRect LLFloaterView::findNeighboringPosition( LLFloater* reference_floater, LLF
 
 void LLFloaterView::bringToFront(LLFloater* child, BOOL give_focus)
 {
+	if (mFrontChild == child)
+	{
+		return;
+	}
+
+	mFrontChild = child;
+
 	// *TODO: make this respect floater's mAutoFocus value, instead of
 	// using parameter
 	if (child->getHost())

indra/llui/llfloater.h

@@ -576,6 +576,7 @@ private:
 	S32				mMinimizePositionVOffset;
 	typedef std::vector<std::pair<LLHandle<LLFloater>, boost::signals2::connection> > hidden_floaters_t;
 	hidden_floaters_t mHiddenFloaters;
+	LLFloater *		mFrontChild;
 };
 
 //