Removes unused context bindings

src/controllers/controller.bar.js

@@ -44,7 +44,7 @@
 				if (helpers.isDatasetVisible(dataset) && dataset.bar) {
 					++barCount;
 				}
-			}, this);
+			});
 			return barCount;
 		},
 

src/controllers/controller.bubble.js

@@ -133,7 +133,7 @@
 			helpers.each(this.getDataset().metaData, function(point, index) {
 				point.transition(easingDecimal);
 				point.draw();
-			}, this);
+			});
 
 		},
 

src/controllers/controller.doughnut.js

@@ -219,7 +219,7 @@
 			var easingDecimal = ease || 1;
 			helpers.each(this.getDataset().metaData, function(arc, index) {
 				arc.transition(easingDecimal).draw();
-			}, this);
+			});
 		},
 
 		setHoverStyle: function(arc) {

src/controllers/controller.line.js

@@ -259,9 +259,9 @@
 			var easingDecimal = ease || 1;
 
 			// Transition Point Locations
-			helpers.each(this.getDataset().metaData, function(point, index) {
+			helpers.each(this.getDataset().metaData, function(point) {
 				point.transition(easingDecimal);
-			}, this);
+			});
 
 			// Transition and Draw the line
 			if (this.chart.options.showLines)

src/controllers/controller.polarArea.js

@@ -195,7 +195,7 @@
 			var easingDecimal = ease || 1;
 			helpers.each(this.getDataset().metaData, function(arc, index) {
 				arc.transition(easingDecimal).draw();
-			}, this);
+			});
 		},
 
 		setHoverStyle: function(arc) {

src/controllers/controller.radar.js

@@ -167,7 +167,7 @@
 			// Transition Point Locations
 			helpers.each(this.getDataset().metaData, function(point, index) {
 				point.transition(easingDecimal);
-			}, this);
+			});
 
 			// Transition and Draw the line
 			this.getDataset().metaDataset.transition(easingDecimal).draw();

src/core/core.controller.js

@@ -110,14 +110,14 @@
 				if (this.options.scales.xAxes && this.options.scales.xAxes.length) {
 					helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) {
 						xAxisOptions.id = xAxisOptions.id || (defaultXAxisID + index);
-					}, this);
+					});
 				}
 
 				if (this.options.scales.yAxes && this.options.scales.yAxes.length) {
 					// Build the y axes
 					helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) {
 						yAxisOptions.id = yAxisOptions.id || (defaultYAxisID + index);
-					}, this);
+					});
 				}
 			}
 		},
@@ -239,7 +239,7 @@
 		resetElements: function resetElements() {
 			helpers.each(this.data.datasets, function(dataset, datasetIndex) {
 				dataset.controller.reset();
-			}, this);
+			});
 		},
 
 		update: function update(animationDuration, lazy) {
@@ -254,12 +254,12 @@
 			// Make sure all dataset controllers have correct meta data counts
 			helpers.each(this.data.datasets, function(dataset, datasetIndex) {
 				dataset.controller.buildOrUpdateElements();
-			}, this);
+			});
 
 			// This will loop through any data and do the appropriate element update for the type
 			helpers.each(this.data.datasets, function(dataset, datasetIndex) {
 				dataset.controller.update();
-			}, this);
+			});
 			this.render(animationDuration, lazy);
 		},
 
@@ -310,7 +310,7 @@
 				if (helpers.isDatasetVisible(dataset)) {
 					dataset.controller.draw(ease);
 				}
-			}, this);
+			});
 
 			// Finally draw the tooltip
 			this.tooltip.transition(easingDecimal).draw();
@@ -330,9 +330,9 @@
 							elementsArray.push(element);
 							return elementsArray;
 						}
-					}, this);
+					});
 				}
-			}, this);
+			});
 
 			return elementsArray;
 		},
@@ -361,7 +361,7 @@
 				if(helpers.isDatasetVisible(dataset)){
 					elementsArray.push(dataset.metaData[found._index]);
 				}
-			}, this);
+			});
 
 			return elementsArray;
 		},

src/core/core.tooltip.js

@@ -265,7 +265,7 @@
 						  	backgroundColor: active._view.backgroundColor
 						  });
 						}
-					}, this);
+					});
 
 					tooltipPosition = this.getAveragePosition(this._active);
 					tooltipPosition.y = this._active[0]._yScale.getPixelForDecimal(0.5);
@@ -330,7 +330,7 @@
 			ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily);
 			helpers.each(vm.beforeBody.concat(vm.afterBody), function(line) {
 				size.width = Math.max(size.width, ctx.measureText(line).width);
-			}, this);
+			});
 			helpers.each(vm.body, function(line) {
 				size.width = Math.max(size.width, ctx.measureText(line).width + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0));
 			}, this);
@@ -495,7 +495,7 @@
 					if (i + 1 === vm.title.length) {
 						pt.y += vm.titleMarginBottom - vm.titleSpacing; // If Last, add margin, remove spacing
 					}
-				}, this);
+				});
 			}
 		},
 		drawBody: function drawBody(pt, vm, ctx, opacity) {
@@ -554,7 +554,7 @@
 				helpers.each(vm.footer, function(footer) {
 					ctx.fillText(footer, pt.x, pt.y);
 					pt.y += vm.footerFontSize + vm.footerSpacing;
-				}, this);
+				});
 			}
 		},
 		draw: function draw() {