Add webkit_support::SetCurrentDirectoryForFileURL(const WebURL&).

It is used to set the current working directory for every layout
tests.  Some tests refer to local files with relative paths.
See http://src.chromium.org/viewvc/chrome?view=rev&revision=25257

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/2822008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@49886 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 9 insertions, 0 deletions

diff --git a/webkit/support/webkit_support.cc b/webkit/support/webkit_support.cc
index e68e021..1c98384 100644
--- a/webkit/support/webkit_support.cc
+++ b/webkit/support/webkit_support.cc
@@ -304,6 +304,12 @@ WebURL RewriteLayoutTestsURL(const std::string& utf8_url) {
   return WebURL(GURL(newUrl));
 }
 
+bool SetCurrentDirectoryForFileURL(const WebKit::WebURL& fileUrl) {
+  FilePath localPath;
+  return net::FileURLToFilePath(fileUrl, &localPath)
+      && file_util::SetCurrentDirectory(localPath.DirName());
+}
+
 // Bridge for SimpleDatabaseSystem
 
 void SetDatabaseQuota(int quota) {
diff --git a/webkit/support/webkit_support.h b/webkit/support/webkit_support.h
index 179c5c1..c6dfc35 100644
--- a/webkit/support/webkit_support.h
+++ b/webkit/support/webkit_support.h
@@ -91,6 +91,9 @@ WebKit::WebURL CreateURLForPathOrURL(
 // Converts file:///tmp/LayoutTests URLs to the actual location on disk.
 WebKit::WebURL RewriteLayoutTestsURL(const std::string& utf8_url);
 
+// Set the directory of specified file: URL as the current working directory.
+bool SetCurrentDirectoryForFileURL(const WebKit::WebURL& fileUrl);
+
 // - Database
 void SetDatabaseQuota(int quota);
 void ClearAllDatabases();