From c8e9525f3b14e01184b17379c5951529d7a842df Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Fri, 18 Sep 2015 14:51:24 +0900
Subject: [PATCH] Remove goog.isDef from attribution.js through color.js (-54
 B)

---
 src/ol/attribution.js      | 3 +--
 src/ol/centerconstraint.js | 2 +-
 src/ol/collection.js       | 2 +-
 src/ol/color/color.js      | 6 +++---
 4 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/src/ol/attribution.js b/src/ol/attribution.js
index 8a449b1a20..11a4188f4c 100644
--- a/src/ol/attribution.js
+++ b/src/ol/attribution.js
@@ -38,8 +38,7 @@ ol.Attribution = function(options) {
    * @private
    * @type {Object.<string, Array.<ol.TileRange>>}
    */
-  this.tileRanges_ = goog.isDef(options.tileRanges) ?
-      options.tileRanges : null;
+  this.tileRanges_ = options.tileRanges ? options.tileRanges : null;
 
 };
 
diff --git a/src/ol/centerconstraint.js b/src/ol/centerconstraint.js
index 2cc4db9592..e67c91082d 100644
--- a/src/ol/centerconstraint.js
+++ b/src/ol/centerconstraint.js
@@ -21,7 +21,7 @@ ol.CenterConstraint.createExtent = function(extent) {
        * @return {ol.Coordinate|undefined} Center.
        */
       function(center) {
-        if (goog.isDef(center)) {
+        if (center) {
           return [
             goog.math.clamp(center[0], extent[0], extent[2]),
             goog.math.clamp(center[1], extent[1], extent[3])
diff --git a/src/ol/collection.js b/src/ol/collection.js
index a679dca011..2da288fac9 100644
--- a/src/ol/collection.js
+++ b/src/ol/collection.js
@@ -91,7 +91,7 @@ ol.Collection = function(opt_array) {
    * @private
    * @type {!Array.<T>}
    */
-  this.array_ = goog.isDef(opt_array) ? opt_array : [];
+  this.array_ = opt_array ? opt_array : [];
 
   this.updateLength_();
 
diff --git a/src/ol/color/color.js b/src/ol/color/color.js
index ecb2cbae21..98f8cf6abb 100644
--- a/src/ol/color/color.js
+++ b/src/ol/color/color.js
@@ -62,7 +62,7 @@ ol.color.rgbaColorRe_ =
 ol.color.blend = function(dst, src, opt_color) {
   // http://en.wikipedia.org/wiki/Alpha_compositing
   // FIXME do we need to scale by 255?
-  var out = goog.isDef(opt_color) ? opt_color : [];
+  var out = opt_color ? opt_color : [];
   var dstA = dst[3];
   var srcA = src[3];
   if (dstA == 1) {
@@ -271,7 +271,7 @@ ol.color.isValid = function(color) {
  * @return {ol.Color} Clamped color.
  */
 ol.color.normalize = function(color, opt_color) {
-  var result = goog.isDef(opt_color) ? opt_color : [];
+  var result = opt_color ? opt_color : [];
   result[0] = goog.math.clamp((color[0] + 0.5) | 0, 0, 255);
   result[1] = goog.math.clamp((color[1] + 0.5) | 0, 0, 255);
   result[2] = goog.math.clamp((color[2] + 0.5) | 0, 0, 255);
@@ -309,7 +309,7 @@ ol.color.toString = function(color) {
  * @return {ol.Color} Transformed color.
  */
 ol.color.transform = function(color, transform, opt_color) {
-  var result = goog.isDef(opt_color) ? opt_color : [];
+  var result = opt_color ? opt_color : [];
   result = goog.vec.Mat4.multVec3(transform, color, result);
   goog.asserts.assert(goog.isArray(result), 'result should be an array');
   result[3] = color[3];