pub install fails to find dependency

[DartBot]

<img src="https://avatars.githubusercontent.com/u/8518285?v=3" align="left" width="96" height="96"hspace="10"> Issue by stevemessick
Originally opened as dart-lang/sdk#8304

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I'm getting

Running pub install ...
Pub install failed, [1] Resolving dependencies...
Got socket error trying to find package "browser" at http://pub.dartlang.org.
OS Error: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
, errno = 10060

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Editor: 0.3.2_r17657 (2013-01-25)
OS: Windows 7 - amd64 (6.1)
JVM: 1.7.0

projects: 2

open dart files: 1

auto-run pub: true
mem max/total/free: 889 / 403 / 314 MB
thread count: 24
analysis: 0 tasks, 16 libraries, 1 contexts
index: 78953 relationships and 0 attributes in 14977 elements in 133 resources stored in 0 MB on disk

SDK installed: true
Dartium installed: true

[DartBot]

<img src="https://avatars.githubusercontent.com/u/2192312?v=3" align="left" width="48" height="48"hspace="10"> Comment by keertip

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Set owner to @munificent.
Removed this from the M4 milestone.
Removed Area-Editor label.
Added Area-Pub label.

[DartBot]

<img src="https://avatars.githubusercontent.com/u/46275?v=3" align="left" width="48" height="48"hspace="10"> Comment by munificent

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This looks like a random intermittent network outage.

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Added CannotReproduce label.

[DartBot]

This comment was originally written by [email protected]

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I am consistently getting this error.
I am aware of Issue dart-lang/sdk#5454: Allow pub to use an HTTP proxy I believe in my case both are related.

I have downloaded dart editor, how I can get latest code and plug that in with downloaded editor, It seems the issue is resolved after April 30th.