Convert utility process ParseMediaMetadata IPC to mojo

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 fcf59fbb92df98f6f75f7c9f6c724df620dd4812..264a4fd8979f4be2392280efe16377ac637dbfdd 100644
--- a/chrome/common/extensions/chrome_utility_extensions_messages.h
+++ b/chrome/common/extensions/chrome_utility_extensions_messages.h
@@ -98,11 +98,6 @@ IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_CheckMediaFile,
                      int64_t /* milliseconds_of_decoding */,
                      IPC::PlatformFileForTransit /* Media file to parse */)
 
-IPC_MESSAGE_CONTROL3(ChromeUtilityMsg_ParseMediaMetadata,
-                     std::string /* mime_type */,
-                     int64_t /* total_size */,
-                     bool /* get_attached_images */)
-
 IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_RequestBlobBytes_Finished,
                      int64_t /* request_id */,
                      std::string /* bytes */)
@@ -160,12 +155,6 @@ IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_IndexPicasaAlbumsContents_Finished,
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_CheckMediaFile_Finished,
                      bool /* passed_checks */)
 
-IPC_MESSAGE_CONTROL3(
-    ChromeUtilityHostMsg_ParseMediaMetadata_Finished,
-    bool /* parse_success */,
-    base::DictionaryValue /* metadata */,
-    std::vector<metadata::AttachedImage> /* attached_images */)
-
 IPC_MESSAGE_CONTROL3(ChromeUtilityHostMsg_RequestBlobBytes,
                      int64_t /* request_id */,
                      int64_t /* start_byte */,