;this.$.drag_handle.target=this.$.container;this.$.drag_handle.addEventListener('drag-handle-resize',this.onResize_.bind(this));},attached(){if(this.histogram_!==undefined)this.updateContents_();},get canMergeSampleDiagnostics(){return this.canMergeSampleDiagnostics_;},set canMergeSampleDiagnostics(merge){this.canMergeSampleDiagnostics_=merge;if(!merge)this.viewState.mergeSampleDiagnostics=false;this.$.merge_sample_diagnostics_container.style.display=(merge?'':'none');},onResize_(event){event.stopPropagation();let...