Move all remaining fileapi and quota unit tests from webkit/ to content/

content/browser/fileapi/file_system_usage_cache_unittest.cc

Index: content/browser/fileapi/file_system_usage_cache_unittest.cc
diff --git a/webkit/browser/fileapi/file_system_usage_cache_unittest.cc b/content/browser/fileapi/file_system_usage_cache_unittest.cc
similarity index 98%
rename from webkit/browser/fileapi/file_system_usage_cache_unittest.cc
rename to content/browser/fileapi/file_system_usage_cache_unittest.cc
index 1b99d9c10d2d8d20592005c378bdde8d82e51e88..31d35f94b9dccec952f4c1b8f4a4be0376ced342 100644
--- a/webkit/browser/fileapi/file_system_usage_cache_unittest.cc
+++ b/content/browser/fileapi/file_system_usage_cache_unittest.cc
@@ -10,7 +10,9 @@
 #include "base/message_loop/message_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace fileapi {
+using fileapi::FileSystemUsageCache;
+
+namespace content {
 
 class FileSystemUsageCacheTest : public testing::Test {
  public:
@@ -155,4 +157,4 @@ TEST_F(FileSystemUsageCacheTest, DecrementDirtyWithoutCacheFileTest) {
   EXPECT_FALSE(usage_cache()->IncrementDirty(usage_file_path));
 }
 
-}  // namespace fileapi
+}  // namespace content