Replace CRLFs in Polymer source files with LFs.

third_party/polymer/README.chromium

Index: third_party/polymer/README.chromium
diff --git a/third_party/polymer/README.chromium b/third_party/polymer/README.chromium
index 5de0b938b0c04b9876a1056c653ab128e528e13c..6c4a3372f0895bdf1882198fe1d0ecddec333a92 100644
--- a/third_party/polymer/README.chromium
+++ b/third_party/polymer/README.chromium
@@ -38,10 +38,7 @@ only difference that all inline JavaScript blocks are extracted from Polymer
 HTML elements to external JS files. This version of the Polymer is used in a web
 UI, where CSP forbids an execution of inline scripts. The extraction was made
 with the help of the Vulcanize tool (https://github.com/Polymer/vulcanize).
-- Stripped whitespace using sed (this or a similar command will be added to
-reproduce.sh shortly, but for now is done manually - see crbug.com/458315):
-    find components components-chromium -type f \( -name \*.html -o -name \*.css -o -name \*.js -o -name \*.md -o -name \*.sh -o -name \*.json -o -name \*.gitignore \) -print0 | xargs -0 sed -i 's/\r$//g'
-
+- Replaced CRLF line endings with LF line endings in text files.
 
 To restore a content of the 'components', 'components-chromium' directorires
 from scratch, run ./reproduce.sh (requires bower and vulcanize >= 0.7.2).