Fix CheckFalseTest.CheckFails on Linux after my change to ui_test.

chrome/browser/profile_impl.cc

Index: chrome/browser/profile_impl.cc
diff --git a/chrome/browser/profile_impl.cc b/chrome/browser/profile_impl.cc
index ff6a8daf7ae79c1ca203c4acd7c1ba648cb6f3a7..9d35e6e6a48c67409be3bde976d5332ee3a29022 100644
--- a/chrome/browser/profile_impl.cc
+++ b/chrome/browser/profile_impl.cc
@@ -310,17 +310,15 @@ ProfileImpl::ProfileImpl(const FilePath& path)
   // for a spec on where cache files go.  The net effect for most systems is we
   // use ~/.cache/chromium/ for Chromium and ~/.cache/google-chrome/ for
   // official builds.
-  if (!PathService::IsOverridden(chrome::DIR_USER_DATA)) {

[evanm, 2010/11/12 20:54:58]

FYI, this regressed having separate cache directories for different profiles on
Linux.

That is, even if you pass --user-data-dir=foo, this uses ~/.cache/google-chrome
for all running profiles.  They stomp on each other's caches and cause various
page corruption.

 #if defined(GOOGLE_CHROME_BUILD)
-    const char kCacheDir[] = "google-chrome";
+  const char kCacheDir[] = "google-chrome";
 #else
-    const char kCacheDir[] = "chromium";
+  const char kCacheDir[] = "chromium";
 #endif
-    PathService::Get(base::DIR_USER_CACHE, &base_cache_path_);
-    base_cache_path_ = base_cache_path_.Append(kCacheDir);
-    if (!file_util::PathExists(base_cache_path_))
-      file_util::CreateDirectory(base_cache_path_);
-  }
+  PathService::Get(base::DIR_USER_CACHE, &base_cache_path_);
+  base_cache_path_ = base_cache_path_.Append(kCacheDir);
+  if (!file_util::PathExists(base_cache_path_))
+    file_util::CreateDirectory(base_cache_path_);
 #endif
   if (base_cache_path_.empty())
     base_cache_path_ = path_;