Cleanup Dashboard and dashlet unused methods and ajax end points

sources/Application/Dashlet/Base/DashletGroupByBars.php

@@ -33,80 +33,4 @@ class DashletGroupByBars extends DashletGroupBy
 		parent::__construct($oModelReflection, $sId);
 		$this->aProperties['style'] = 'bars';
 	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function RenderNoData($oPage, $bEditMode = false, $aExtraParams = [])
-	{
-		$oDashletContainer = new DashletContainer(null, ['dashlet-content']);
-
-		$sTitle = $this->aProperties['title'];
-
-		$sBlockId = 'block_fake_'.$this->sId.($bEditMode ? '_edit' : ''); // make a unique id (edition occuring in the same DOM)
-
-		$HTMLsTitle = ($sTitle != '') ? '<h1 style="text-align:center">'.utils::HtmlEntities($sTitle).'</h1>' : '';
-		$oDashletContainer->AddHtml("<div style=\"background-color:#fff;padding:0.25em;\">$HTMLsTitle<div id=\"$sBlockId\" style=\"background-color:#fff;\"></div></div>");
-
-		$aDisplayValues = $this->MakeSimulatedData();
-
-		$aNames = [];
-		foreach ($aDisplayValues as $idx => $aValue) {
-			$aNames[$idx] = $aValue['label'];
-		}
-		$sJSNames = json_encode($aNames);
-
-		$sJson = json_encode($aDisplayValues);
-		$oPage->add_ready_script(
-			<<<EOF
-window.setTimeout(function() {
-	var chart = c3.generate({
-    bindto: '#{$sBlockId}',
-    data: {
-   	  json: $sJson,
-      keys: {
-      	x: 'label',
-      	value: ["value"]
-	  },
-	  selection: {
-		enabled: true
-	  },
-      type: 'bar'
-    },
-    axis: {
-        x: {
-			tick: {
-				culling: {max: 25}, // Maximum 24 labels on x axis (2 years).
-				centered: true,
-				rotate: 90,
-				multiline: false
-			},
-            type: 'category'   // this needed to load string x value
-        }
-    },
-	grid: {
-		y: {
-			show: true
-		}
-	},
-    legend: {
-      show: false,
-    },
-	tooltip: {
-	  grouped: false,
-	  format: {
-		title: function() { return '' },
-	    name: function (name, ratio, id, index) {
-			var aNames = $sJSNames;
-			return aNames[index];
-		}
-	  }
-	}
-});
-}, 100);
-EOF
-		);
-
-		return $oDashletContainer;
-	}
 }