Remove references to Skia's SVN repository

BUG=
R=epoger@google.com

Review URL: https://codereview.chromium.org/132423002

git-svn-id: http://skia.googlecode.com/svn/trunk@13006 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/update-doxygen.sh b/tools/update-doxygen.sh
index 348f98f..87fee32 100755
--- a/tools/update-doxygen.sh
+++ b/tools/update-doxygen.sh
@@ -31,10 +31,13 @@
 mkdir -p $DOXYGEN_TEMPDIR
 cd $DOXYGEN_TEMPDIR
 
-if [ -d "trunk" ]; then
-  svn update --accept theirs-full trunk
+if [ -d "skia" ]; then
+  pushd skia
+  git pull
+  git checkout origin/master
+  popd
 else
-  svn checkout http://skia.googlecode.com/svn/trunk  # read-only
+  git clone https://skia.googlesource.com/skia.git
 fi
 if [ -d "docs" ]; then
   svn update --accept theirs-full docs
@@ -50,11 +53,11 @@
 fi
 
 if [ ! -f "docs/static_footer.txt" ]; then
-  cp trunk/tools/doxygen_footer.txt docs/static_footer.txt
+  cp skia/tools/doxygen_footer.txt docs/static_footer.txt
 fi
 
 # Run Doxygen.
-cd trunk
+cd skia
 doxygen Doxyfile
 ret_code=$?
 if [ $ret_code != 0 ]; then