Remove iOS 8.4 tests

* https://github.com/niklasvh/html2canvas/issues/1374 - Wrap accesing the cssText property in a try...catch

CHANGELOG.md

@@ -1,5 +1,9 @@
 ### Changelog ###
 
+#### v1.0.0-alpha.11 - 1.4.2018 ####
+ * Fix IE11 member not found error 
+ * Support blob image resources in non-foreignObjectRendering mode
+
 #### v1.0.0-alpha.10 - 15.2.2018 ####
  * Re-introduce `onclone` option (Fix #1434)
  * Add `ignoreElements` predicate function option

karma.conf.js

@@ -66,13 +66,6 @@ module.exports = function(config) {
             platform: 'iOS',
             version: '9.3',
             device: 'iPhone 6 Plus Simulator'
-        },
-        'sl_ios_8.4_safari': {
-            base: 'SauceLabs',
-            browserName: 'Safari',
-            platform: 'iOS',
-            version: '8.4',
-            device: 'iPhone 5s Simulator'
         }
     };
 

package.json

@@ -3,7 +3,7 @@
   "name": "html2canvas",
   "description": "Screenshots with JavaScript",
   "main": "dist/npm/index.js",
-  "version": "1.0.0-alpha.10",
+  "version": "1.0.0-alpha.11",
   "author": {
     "name": "Niklas von Hertzen",
     "email": "niklasvh@gmail.com",

src/Clone.js

@@ -230,9 +230,17 @@ export class DocumentCloner {
         }
 
         if (node instanceof HTMLStyleElement && node.sheet && node.sheet.cssRules) {
-            const css = [].slice
-                .call(node.sheet.cssRules, 0)
-                .reduce((css, rule) => css + rule.cssText, '');
+            const css = [].slice.call(node.sheet.cssRules, 0).reduce((css, rule) => {
+                try {
+                    if (rule && rule.cssText) {
+                        return css + rule.cssText;
+                    }
+                    return css;
+                } catch (err) {
+                    this.logger.log('Unable to access cssText property', rule.name);
+                    return css;
+                }
+            }, '');
             const style = node.cloneNode(false);
             style.textContent = css;
             return style;

src/ResourceLoader.js

@@ -33,6 +33,10 @@ export default class ResourceLoader {
         if (this.hasResourceInCache(src)) {
             return src;
         }
+        if (isBlobImage(src)) {
+            this.cache[src] = loadImage(src, this.options.imageTimeout || 0);
+            return src;
+        }
 
         if (!isSVG(src) || FEATURES.SUPPORT_SVG_DRAWING) {
             if (this.options.allowTaint === true || isInlineImage(src) || this.isSameOrigin(src)) {
@@ -215,6 +219,7 @@ const INLINE_IMG = /^data:image\/.*/i;
 
 const isInlineImage = (src: string): boolean => INLINE_IMG.test(src);
 const isInlineBase64Image = (src: string): boolean => INLINE_BASE64.test(src);
+const isBlobImage = (src: string): boolean => src.substr(0, 4) === 'blob';
 
 const isSVG = (src: string): boolean =>
     src.substr(-3).toLowerCase() === 'svg' || INLINE_SVG.test(src);