Add git-svn dependency.

This is needed by committers for repos that are still svn-based.

R=iannucci@chromium.org
BUG=366926

Review URL: https://codereview.chromium.org/489573002

git-svn-id: http://src.chromium.org/svn/trunk/src/build@290620 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

install-build-deps.sh

@@ -95,15 +95,15 @@ chromeos_dev_list="libbluetooth-dev"
 
 # Packages needed for development
 dev_list="apache2.2-bin bison curl dpkg-dev elfutils devscripts fakeroot flex
-          fonts-thai-tlwg g++ git-core gperf language-pack-da language-pack-fr
-          language-pack-he language-pack-zh-hant libapache2-mod-php5
-          libasound2-dev libbrlapi-dev libav-tools libbz2-dev libcairo2-dev
-          libcap-dev libcups2-dev libcurl4-gnutls-dev libdrm-dev libelf-dev
-          libexif-dev libgconf2-dev libgl1-mesa-dev libglib2.0-dev
-          libglu1-mesa-dev libgnome-keyring-dev libgtk2.0-dev libkrb5-dev
-          libnspr4-dev libnss3-dev libpam0g-dev libpci-dev libpulse-dev
-          libsctp-dev libspeechd-dev libsqlite3-dev libssl-dev libudev-dev
-          libwww-perl libxslt1-dev libxss-dev libxt-dev libxtst-dev
+          fonts-thai-tlwg g++ git-core git-svn gperf language-pack-da
+          language-pack-fr language-pack-he language-pack-zh-hant
+          libapache2-mod-php5 libasound2-dev libbrlapi-dev libav-tools
+          libbz2-dev libcairo2-dev libcap-dev libcups2-dev libcurl4-gnutls-dev
+          libdrm-dev libelf-dev libexif-dev libgconf2-dev libgl1-mesa-dev
+          libglib2.0-dev libglu1-mesa-dev libgnome-keyring-dev libgtk2.0-dev
+          libkrb5-dev libnspr4-dev libnss3-dev libpam0g-dev libpci-dev
+          libpulse-dev libsctp-dev libspeechd-dev libsqlite3-dev libssl-dev
+          libudev-dev libwww-perl libxslt1-dev libxss-dev libxt-dev libxtst-dev
           mesa-common-dev openbox patch perl php5-cgi pkg-config python
           python-cherrypy3 python-dev python-psutil rpm ruby subversion
           ttf-dejavu-core ttf-indic-fonts ttf-kochi-gothic ttf-kochi-mincho