Support content scheme uri for Chrome on Android

net/url_request/url_request_file_job.cc

Index: net/url_request/url_request_file_job.cc
diff --git a/net/url_request/url_request_file_job.cc b/net/url_request/url_request_file_job.cc
index 7b3b1954c057c0fd5ad1a0009b6c5f3c31657f90..239b9d3621e85545619f3c7534606350ad03fedb 100644
--- a/net/url_request/url_request_file_job.cc
+++ b/net/url_request/url_request_file_job.cc
@@ -41,6 +41,10 @@
 #include "net/url_request/url_request_file_dir_job.h"
 #include "url/gurl.h"
 
+#if defined(OS_ANDROID)
+#include "base/android/content_uri_utils.h"
+#endif
+
 #if defined(OS_WIN)
 #include "base/win/shortcut.h"
 #endif
@@ -213,6 +217,15 @@ void URLRequestFileJob::FetchMetaInfo(const base::FilePath& file_path,
     meta_info->file_size = file_info.size;
     meta_info->is_directory = file_info.is_directory;
   }
+#if defined(OS_ANDROID)
+  if (file_path.IsContentUri()) {
+    if (meta_info->file_exists) {
+      meta_info->mime_type = base::GetContentUriMimeType(file_path);
+      meta_info->mime_type_result = !meta_info->mime_type.empty();
+    }
+    return;
+  }
+#endif
   // On Windows GetMimeTypeFromFile() goes to the registry. Thus it should be
   // done in WorkerPool.
   meta_info->mime_type_result = GetMimeTypeFromFile(file_path,