File manager: support for zipping selected files.

chrome/common/chrome_utility_messages.h

Index: chrome/common/chrome_utility_messages.h
diff --git a/chrome/common/chrome_utility_messages.h b/chrome/common/chrome_utility_messages.h
index cc206902c6ae1a5c92a1a01106ef0941a682d558..2a861958389404e390fe5d0c12708bb0b151b026 100644
--- a/chrome/common/chrome_utility_messages.h
+++ b/chrome/common/chrome_utility_messages.h
@@ -100,6 +100,12 @@ IPC_MESSAGE_CONTROL1(ChromeUtilityMsg_ParseJSON,
 IPC_MESSAGE_CONTROL1(ChromeUtilityMsg_GetPrinterCapsAndDefaults,
                      std::string /* printer name */)
 
+// Tell the utility process to create a zip file on the given list of files.
+IPC_MESSAGE_CONTROL3(ChromeUtilityMsg_CreateZipFile,
+                     FilePath /* src_dir */,
+                     std::vector<FilePath> /* src_relative_paths */,
+                     FilePath /* dest_file */)
+
 //------------------------------------------------------------------------------
 // Utility process host messages:
 // These are messages from the utility process to the browser.
@@ -177,3 +183,9 @@ IPC_MESSAGE_CONTROL2(ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded,
 // capabilities and defaults.
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Failed,
                      std::string /* printer name */)
+
+// Reply when the utility process has succeeded in creating the zip file.
+IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_CreateZipFile_Succeeded)
+
+// Reply when an error occured in creating the zip file.
+IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_CreateZipFile_Failed)