Add a sample webRequest extension.

chrome/common/extensions/docs/examples/extensions/catblock/loldogs.js

Index: chrome/common/extensions/docs/examples/extensions/catblock/loldogs.js
diff --git a/chrome/common/extensions/docs/examples/extensions/catblock/loldogs.js b/chrome/common/extensions/docs/examples/extensions/catblock/loldogs.js
new file mode 100644
index 0000000000000000000000000000000000000000..1de653b1e918e6a7fd22a1fbace5fca9cc4035ac
--- /dev/null
+++ b/chrome/common/extensions/docs/examples/extensions/catblock/loldogs.js
@@ -0,0 +1,48 @@
+var loldogs = [
+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-yoo-bin-warndid.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-it-juzz-liek-ezploded-or-sumfin.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-cool-story-bro-got-anymore-bacon.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-ohaii-iz-n-ur-livin-room-defyin-ur-gravaties.jpg",
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+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-pens-too-mainstream.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/08/funny-dog-pictures-tyrannodoggus-rex.jpg",
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+"http://ihasahotdog.files.wordpress.com/2011/07/cute-puppy-pictures-fresh-squeed.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/07/funny-dog-pictures-that-sir-is-not-my-issue.jpg",
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+"http://ihasahotdog.files.wordpress.com/2011/07/funny-dog-pictures-oh-gurl-diz-iz-my-jam.jpg",
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+"http://ihasahotdog.files.wordpress.com/2011/06/funny-dog-pictures-caring-is-for-the-birds.jpg",
+"http://ihasahotdog.files.wordpress.com/2011/06/funny-dog-pictures-goggie-ob-teh-week-pudge-is-teh-boss.jpg",
+];