Guarding against null return value from findElements in .NET.
Guarding against null return value from findElements in .NET.

Fixes issue 4555 for .NET.

jsakamoto/selenium,joshmgrant/selenium,Ardesco/selenium,bayandin/selenium,asolntsev/selenium,lmtierney/selenium,chrisblock/selenium,asolntsev/selenium,asolntsev/selenium,asolntsev/selenium,5hawnknight/selenium,5hawnknight/selenium,davehunt/selenium,twalpole/selenium,twalpole/selenium,xmhubj/selenium,Tom-Trumper/selenium,GorK-ChO/selenium,krmahadevan/selenium,titusfortner/selenium,titusfortner/selenium,HtmlUnit/selenium,SeleniumHQ/selenium,chrisblock/selenium,jabbrwcky/selenium,Ardesco/selenium,xmhubj/selenium,5hawnknight/selenium,mach6/selenium,joshmgrant/selenium,bayandin/selenium,Tom-Trumper/selenium,krmahadevan/selenium,Dude-X/selenium,SeleniumHQ/selenium,mach6/selenium,bayandin/selenium,HtmlUnit/selenium,Ardesco/selenium,Ardesco/selenium,xmhubj/selenium,juangj/selenium,xmhubj/selenium,chrisblock/selenium,Dude-X/selenium,asashour/selenium,SeleniumHQ/selenium,joshbruning/selenium,SeleniumHQ/selenium,Dude-X/selenium,Ardesco/selenium,twalpole/selenium,oddui/selenium,krmahadevan/selenium,GorK-ChO/selenium,markodolancic/selenium,juangj/selenium,jsakamoto/selenium,HtmlUnit/selenium,Dude-X/selenium,davehunt/selenium,juangj/selenium,GorK-ChO/selenium,chrisblock/selenium,5hawnknight/selenium,oddui/selenium,jabbrwcky/selenium,mach6/selenium,oddui/selenium,juangj/selenium,titusfortner/selenium,jsakamoto/selenium,joshmgrant/selenium,davehunt/selenium,Tom-Trumper/selenium,davehunt/selenium,joshmgrant/selenium,markodolancic/selenium,Ardesco/selenium,joshbruning/selenium,krmahadevan/selenium,HtmlUnit/selenium,asashour/selenium,mach6/selenium,chrisblock/selenium,titusfortner/selenium,valfirst/selenium,SeleniumHQ/selenium,GorK-ChO/selenium,5hawnknight/selenium,GorK-ChO/selenium,SeleniumHQ/selenium,valfirst/selenium,markodolancic/selenium,Tom-Trumper/selenium,davehunt/selenium,joshmgrant/selenium,xmhubj/selenium,valfirst/selenium,joshmgrant/selenium,valfirst/selenium,mach6/selenium,valfirst/selenium,oddui/selenium,jsakamoto/selenium,twalpole/selenium,markodolancic/selenium,SeleniumHQ/selenium,krmahadevan/selenium,HtmlUnit/selenium,Tom-Trumper/selenium,asolntsev/selenium,davehunt/selenium,titusfortner/selenium,joshbruning/selenium,asashour/selenium,titusfortner/selenium,davehunt/selenium,titusfortner/selenium,twalpole/selenium,lmtierney/selenium,joshbruning/selenium,chrisblock/selenium,jabbrwcky/selenium,5hawnknight/selenium,twalpole/selenium,jsakamoto/selenium,joshbruning/selenium,twalpole/selenium,xmhubj/selenium,HtmlUnit/selenium,joshmgrant/selenium,chrisblock/selenium,bayandin/selenium,Dude-X/selenium,lmtierney/selenium,valfirst/selenium,bayandin/selenium,HtmlUnit/selenium,asolntsev/selenium,5hawnknight/selenium,davehunt/selenium,chrisblock/selenium,joshmgrant/selenium,juangj/selenium,twalpole/selenium,jsakamoto/selenium,jabbrwcky/selenium,lmtierney/selenium,jsakamoto/selenium,lmtierney/selenium,markodolancic/selenium,asashour/selenium,oddui/selenium,juangj/selenium,Ardesco/selenium,asashour/selenium,xmhubj/selenium,mach6/selenium,davehunt/selenium,oddui/selenium,SeleniumHQ/selenium,bayandin/selenium,Dude-X/selenium,titusfortner/selenium,markodolancic/selenium,Dude-X/selenium,juangj/selenium,GorK-ChO/selenium,valfirst/selenium,HtmlUnit/selenium,juangj/selenium,asashour/selenium,jabbrwcky/selenium,jabbrwcky/selenium,Dude-X/selenium,krmahadevan/selenium,titusfortner/selenium,joshbruning/selenium,5hawnknight/selenium,GorK-ChO/selenium,Tom-Trumper/selenium,joshmgrant/selenium,bayandin/selenium,valfirst/selenium,krmahadevan/selenium,jsakamoto/selenium,markodolancic/selenium,HtmlUnit/selenium,oddui/selenium,Tom-Trumper/selenium,mach6/selenium,5hawnknight/selenium,Dude-X/selenium,Ardesco/selenium,valfirst/selenium,HtmlUnit/selenium,jabbrwcky/selenium,lmtierney/selenium,asolntsev/selenium,jabbrwcky/selenium,joshbruning/selenium,juangj/selenium,titusfortner/selenium,asolntsev/selenium,lmtierney/selenium,asashour/selenium,joshbruning/selenium,GorK-ChO/selenium,oddui/selenium,SeleniumHQ/selenium,chrisblock/selenium,titusfortner/selenium,valfirst/selenium,krmahadevan/selenium,krmahadevan/selenium,jsakamoto/selenium,oddui/selenium,bayandin/selenium,mach6/selenium,joshmgrant/selenium,Ardesco/selenium,Tom-Trumper/selenium,asolntsev/selenium,Tom-Trumper/selenium,valfirst/selenium,xmhubj/selenium,lmtierney/selenium,asashour/selenium,markodolancic/selenium,asashour/selenium,SeleniumHQ/selenium,joshbruning/selenium,bayandin/selenium,SeleniumHQ/selenium,jabbrwcky/selenium,lmtierney/selenium,xmhubj/selenium,GorK-ChO/selenium,mach6/selenium,markodolancic/selenium,joshmgrant/selenium,twalpole/selenium