Remove an unused variable

Author: fangyi-zhou

clang/lib/StaticAnalyzer/Checkers/SmartPtrModeling.cpp

@@ -851,7 +851,6 @@ void SmartPtrModeling::handleBoolConversion(const CallEvent &Call,
     if (InnerPointerType.isNull())
       return;
 
-    const LocationContext *LC = C.getLocationContext();
     InnerPointerVal = C.getSValBuilder().conjureSymbolVal(
         Call, InnerPointerType, C.blockCount());
     State = State->set<TrackedRegionMap>(ThisRegion, InnerPointerVal);