Check that the scale argument of TimelineTrackView.zoomBy_ is positive
Check that the scale argument of TimelineTrackView.zoomBy_ is positive

danbeam/catapult,modulexcite/catapult,sahiljain/catapult,benschmaus/catapult,catapult-project/catapult-csm,catapult-project/catapult,modulexcite/catapult,zeptonaut/catapult,sahiljain/catapult,SummerLW/Perf-Insight-Report,0x90sled/catapult,zeptonaut/catapult,dstockwell/catapult,vmpstr/trace-viewer,catapult-project/catapult,SummerLW/Perf-Insight-Report,vmpstr/trace-viewer,modulexcite/catapult,SummerLW/Perf-Insight-Report,sahiljain/catapult,dstockwell/catapult,SummerLW/Perf-Insight-Report,SummerLW/Perf-Insight-Report,catapult-project/catapult-csm,zeptonaut/catapult,catapult-project/catapult-csm,danbeam/catapult,0x90sled/catapult,benschmaus/catapult,sahiljain/catapult,catapult-project/catapult,danbeam/catapult,scottmcmaster/catapult,catapult-project/catapult-csm,catapult-project/catapult,0x90sled/catapult,scottmcmaster/catapult,dstockwell/catapult,SummerLW/Perf-Insight-Report,catapult-project/catapult-csm,sahiljain/catapult,catapult-project/catapult,benschmaus/catapult,catapult-project/catapult,benschmaus/catapult,scottmcmaster/catapult,benschmaus/catapult,catapult-project/catapult,vmpstr/trace-viewer,dstockwell/catapult,sahiljain/catapult,benschmaus/catapult,catapult-project/catapult-csm,danbeam/catapult,benschmaus/catapult,catapult-project/catapult-csm