Update references to the extension messaging APIs and lastError to point to
the "runtime" namespace rather than "extension" in docs and samples.

[email protected]
[email protected]

Review URL: https://codereview.chromium.org/11745015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@175527 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/renderer/extensions/miscellaneous_bindings.cc b/chrome/renderer/extensions/miscellaneous_bindings.cc
index 18a6c2ca..deb9c45 100644
--- a/chrome/renderer/extensions/miscellaneous_bindings.cc
+++ b/chrome/renderer/extensions/miscellaneous_bindings.cc
@@ -26,7 +26,7 @@
 // Message passing API example (in a content script):
 // var extension =
 //    new chrome.Extension('00123456789abcdef0123456789abcdef0123456');
-// var port = extension.connect();
+// var port = runtime.connect();
 // port.postMessage('Can you hear me now?');
 // port.onmessage.addListener(function(msg, port) {
 //   alert('response=' + msg);