Replace CRLFs in Polymer source files with LFs.

BUG=458315
R=dzhioev@chromium.org

Committed: https://chromium.googlesource.com/chromium/src/+/f42e06146b269624aaa694baa3ee19759ef21b1b

Review URL: https://codereview.chromium.org/920223002

Cr-Commit-Position: refs/heads/master@{#316372}

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).

third_party/polymer/reproduce.sh

@@ -23,6 +23,11 @@ rm -rf components/{core-component-page,core-field,font-roboto,webcomponentsjs}
 # Make checkperms.py happy.
 find components/{core-list,core-resizable} -type f -exec chmod -x {} \;
 
+# Remove carriage returns to make CQ happy.
+find components -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 -e $'s/\r$//g'
+
 # TODO(dzhioev): remove when
 # https://code.google.com/p/grit-i18n/issues/detail?id=30 is fixed
 patch -p1 < chromium.patch