Adds a command line switch to allow the user to specify the location

of the disk cache, rather than in the profile directory. The command
line switch overrides the cache location regardless the chosen
profile.

In this implementation, the supplied directory name must should not
contain spaces.

BUG=6688

submitted by bekkra.
original code review http://codereview.chromium.org/21094/show



git-svn-id: svn://svn.chromium.org/chrome/trunk/src@9375 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 9 insertions, 0 deletions

diff --git a/chrome/browser/profile.cc b/chrome/browser/profile.cc
index 95b0afc..158a9e1 100644
--- a/chrome/browser/profile.cc
+++ b/chrome/browser/profile.cc
@@ -532,6 +532,15 @@ URLRequestContext* ProfileImpl::GetRequestContext() {
     FilePath cookie_path = GetPath();
     cookie_path = cookie_path.Append(chrome::kCookieFilename);
     FilePath cache_path = GetPath();
+
+    // Override the cache location if specified by the user.
+    const std::wstring user_cache_dir(
+        CommandLine::ForCurrentProcess()->GetSwitchValue(
+            switches::kDiskCacheDir));
+    if (!user_cache_dir.empty()) {
+      cache_path = FilePath::FromWStringHack(user_cache_dir);
+    }
+
     cache_path = cache_path.Append(chrome::kCacheDirname);
     request_context_ = ChromeURLRequestContext::CreateOriginal(
         this, cookie_path, cache_path);