Remove cam.reactUtil.quacksLike because React 0.10.0 has this built-in.

Change-Id: Id76bfe32b52fcc3896eb57cd03c1967c6b8fbfac

server/camlistored/ui/blob_item_container_react.js

@@ -26,7 +26,6 @@ goog.require('goog.math.Size');
 goog.require('goog.style');
 
 goog.require('cam.BlobItemReact');
-goog.require('cam.reactUtil');
 goog.require('cam.SearchSession');
 
 cam.BlobItemContainerReact = React.createClass({
@@ -44,9 +43,9 @@ cam.BlobItemContainerReact = React.createClass({
 	propTypes: {
 		detailURL: React.PropTypes.func.isRequired,  // string->string (blobref->complete detail URL)
 		handlers: React.PropTypes.array.isRequired,
-		history: cam.reactUtil.quacksLike({replaceState:React.PropTypes.func.isRequired}).isRequired,
+		history: React.PropTypes.shape({replaceState:React.PropTypes.func.isRequired}).isRequired,
 		onSelectionChange: React.PropTypes.func,
-		searchSession: cam.reactUtil.quacksLike({getCurrentResults:React.PropTypes.func.isRequired, addEventListener:React.PropTypes.func.isRequired, loadMoreResults:React.PropTypes.func.isRequired}),
+		searchSession: React.PropTypes.shape({getCurrentResults:React.PropTypes.func.isRequired, addEventListener:React.PropTypes.func.isRequired, loadMoreResults:React.PropTypes.func.isRequired}),
 		selection: React.PropTypes.object.isRequired,
 		style: React.PropTypes.object,
 		thumbnailSize: React.PropTypes.number.isRequired,

server/camlistored/ui/index.js

@@ -55,9 +55,9 @@ cam.IndexPage = React.createClass({
 		availWidth: React.PropTypes.number.isRequired,
 		availHeight: React.PropTypes.number.isRequired,
 		config: React.PropTypes.object.isRequired,
-		eventTarget: cam.reactUtil.quacksLike({addEventListener:React.PropTypes.func.isRequired}).isRequired,
-		history: cam.reactUtil.quacksLike({pushState:React.PropTypes.func.isRequired, replaceState:React.PropTypes.func.isRequired, go:React.PropTypes.func.isRequired, state:React.PropTypes.object}).isRequired,
-		location: cam.reactUtil.quacksLike({href:React.PropTypes.string.isRequired, reload:React.PropTypes.func.isRequired}).isRequired,
+		eventTarget: React.PropTypes.shape({addEventListener:React.PropTypes.func.isRequired}).isRequired,
+		history: React.PropTypes.shape({pushState:React.PropTypes.func.isRequired, replaceState:React.PropTypes.func.isRequired, go:React.PropTypes.func.isRequired, state:React.PropTypes.object}).isRequired,
+		location: React.PropTypes.shape({href:React.PropTypes.string.isRequired, reload:React.PropTypes.func.isRequired}).isRequired,
 		serverConnection: React.PropTypes.instanceOf(cam.ServerConnection).isRequired,
 		timer: cam.NavReact.originalSpec.propTypes.timer,
 	},

server/camlistored/ui/nav_react.js

@@ -32,7 +32,7 @@ cam.NavReact = React.createClass({
 		onOpen: React.PropTypes.func.isRequired,
 		onClose: React.PropTypes.func.isRequired,
 		open: React.PropTypes.bool.isRequired,
-		timer: cam.reactUtil.quacksLike({setTimeout: React.PropTypes.func.isRequired, clearTimeout: React.PropTypes.func.isRequired,}).isRequired,
+		timer: React.PropTypes.shape({setTimeout: React.PropTypes.func.isRequired, clearTimeout: React.PropTypes.func.isRequired,}).isRequired,
 	},
 
 	componentWillMount: function() {

server/camlistored/ui/react_util.js

@@ -36,30 +36,6 @@ cam.reactUtil.mapOf = function(validator) {
 	return validator;
 };
 
-// A React prop validator that enforces a property has the specified duck type.
-// @param Object iface An object that describes the required interface. Each property should itself be a React prop validator describing the corresponding required member.
-// TODO(aa): Delete now that React has this built in.
-cam.reactUtil.quacksLike = function(iface) {
-	var validator = function(props, propName, componentName) {
-		componentName += '.' + propName;
-		if (propName in props) {
-			var thing = props[propName];
-			for (var p in iface) {
-				iface[p](thing, p, componentName);
-			}
-		}
-	};
-
-	validator.isRequired = function(props, propName, componentName) {
-		if (!(propName in props)) {
-			throw new Error(goog.string.subs('Required prop %s is not present', propName));
-		}
-		validator(props, propName, componentName);
-	};
-
-	return validator;
-};
-
 // Returns the appropriate vendor prefixed style property name. This is figured out by testing the presence of various property names on an actual DOM style object.
 // The returned property is of the form 'fooBar' (if no prefix is needed), or 'WebkitFooBar' if a prefix is needed, which is the form React expects.
 // @param {string} prop The property name to find.