Make it possible to read CLD data from a file

chrome/common/render_messages.h

Index: chrome/common/render_messages.h
diff --git a/chrome/common/render_messages.h b/chrome/common/render_messages.h
index 2967cfa78f6b132cdd5ee14ef41b718f7be099e3..83f0954e014f215665d7cc16926d4843eab59156 100644
--- a/chrome/common/render_messages.h
+++ b/chrome/common/render_messages.h
@@ -404,6 +404,15 @@ IPC_MESSAGE_ROUTED2(ChromeViewMsg_RetrieveMetaTagContent,
                     std::string /* tag_name */ )
 #endif  // defined(OS_ANDROID)
 
+#if defined(CLD2_DYNAMIC_MODE)
+// Informs the renderer process that Compact Language Detector (CLD) data is
+// available and provides an IPC::PlatformFileForTransit obtained from
+// IPC::GetFileHandleForProcess(...)
+// See also: ChromeViewHostMsg_NeedCLDData
+IPC_MESSAGE_ROUTED1(ChromeViewMsg_CLDDataAvailable,
+                    IPC::PlatformFileForTransit /* ipc_file_handle */)
+#endif
+
 // chrome.principals messages ------------------------------------------------
 
 // Message sent from the renderer to the browser to get the list of browser
@@ -781,3 +790,12 @@ IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_DetailedConsoleMessageAdded,
 // Sent by the renderer to check if crash reporting is enabled.
 IPC_SYNC_MESSAGE_CONTROL0_1(ChromeViewHostMsg_IsCrashReportingEnabled,
                             bool /* enabled */)
+
+#if defined(CLD2_DYNAMIC_MODE)
+// Informs the browser process that Compact Language Detector (CLD) data is
+// required by the originating renderer. The browser process should respond
+// with a ChromeViewMsg_CLDDataAvailable if the data is available, else it
+// should go unanswered (the renderer will ask again later)

[palmer, 2014/03/24 19:01:47]

Nit: Puncutation.

[Andrew Hayden (chromium.org), 2014/03/26 15:34:11]

Done.

+// See also: ChromeViewMsg_CLDDataAvailable
+IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_NeedCLDData)
+#endif