Add a new "Configure" mechanism to CLD browser-side data interfaces.

components/translate/content/browser/browser_cld_data_provider.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TRANSLATE_CONTENT_BROWSER_BROWSER_CLD_DATA_PROVIDER_H_
 #define COMPONENTS_TRANSLATE_CONTENT_BROWSER_BROWSER_CLD_DATA_PROVIDER_H_
 
+#include <string>
+
+#include "base/files/file_path.h"
 #include "ipc/ipc_listener.h"
 
 namespace IPC {
 class Message;
 }
 
 namespace content {
 class WebContents;
 }
 
@@ skipping 34 matching lines @@
   // should take whatever action is appropriate for responding to the paired
   // RendererCldDataProvider, typically by sending an IPC response.
   virtual void SendCldDataResponse() = 0;
 };
 
 // Static factory function defined by the implementation that produces a new
 // provider for the specified WebContents.
 BrowserCldDataProvider* CreateBrowserCldDataProviderFor(
     content::WebContents*);
 
+// For data sources that support a separate CLD data file, configures the path
+// of that data file.
+//
+// The 'component' and 'standalone' data sources need this method to be called
+// in order to locate the CLD data on disk.
+// If the data source doesn't need or doesn't support such configuration, this
+// function should do nothing. This is the case for, e.g., the static data
+// source.
+void SetCldDataFilePath(const base::FilePath& path);
+
+// Returns the path most recently set by SetCldDataFilePath. The initial value
+// prior to any such call is the empty path. If the data source doesn't support
+// a data file, returns the empty path.
+base::FilePath GetCldDataFilePath();
+
 }  // namespace translate
 
-#endif  // COMPONENTS_TRANSLATE_CONTENT_BROWSER_BROWSER_CLD_DATAP_PROVIDER_H_
+#endif  // COMPONENTS_TRANSLATE_CONTENT_BROWSER_BROWSER_CLD_DATA_PROVIDER_H_