Allow drag-and-drop of zipped extensions on chrome://extensions

chrome/common/extensions/chrome_utility_extensions_messages.h

Index: chrome/common/extensions/chrome_utility_extensions_messages.h
diff --git a/chrome/common/extensions/chrome_utility_extensions_messages.h b/chrome/common/extensions/chrome_utility_extensions_messages.h
index 7d6053f73eced3c88b0e8fdf3de541454e4231e2..e2881cd2899e940960f5ac933216ad96064755a4 100644
--- a/chrome/common/extensions/chrome_utility_extensions_messages.h
+++ b/chrome/common/extensions/chrome_utility_extensions_messages.h
@@ -99,6 +99,10 @@ IPC_MESSAGE_CONTROL4(ChromeUtilityMsg_UnpackExtension,
                      int /* Manifest::Location */,
                      int /* InitFromValue flags */)
 
+IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_UnzipToDir,
+                     base::FilePath /* zip_file */,
+                     base::FilePath /* dir */)
+
 // Tell the utility process to parse the given xml document.
 IPC_MESSAGE_CONTROL1(ChromeUtilityMsg_ParseUpdateManifest,
                      std::string /* xml document contents */)
@@ -199,6 +203,16 @@ IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_UnpackExtension_Succeeded,
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_UnpackExtension_Failed,
                      base::string16 /* error_message, if any */)
 
+// Reply when the utility process is done unzipping a file. |unpacked_path|
+// is the directory which contains the unzipped contents.
+IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_UnzipToDir_Succeeded,
+                     base::FilePath /* unpacked_path */)
+
+// Reply when the utility process failed to unzip a file. |error| contains
+// an error string to be reported to the user.
+IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_UnzipToDir_Failed,
+                     std::string /* error */)
+
 // Reply when the utility process has succeeded in parsing an update manifest
 // xml document.
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_ParseUpdateManifest_Succeeded,