Moved the following IPC messages used by the chrome NPAPI plugin installer out of content

into Chrome.

1. PluginProcessHostMsg_GetPluginFinderUrl
2. PluginProcessHostMsg_MissingPluginStatus
3. PluginProcessHostMsg_DownloadUrl

These messages are prefixed with Chrome. Removed the InstallMissingPlugin and OnInstallMissingPlugin
handlers from the NPAPI plugin sources and from our webkit plugin implementation. The plugin infobar
no longer sends over an IPC message to initiate installation of the third party plugin. It sends over
a windows message which is handled in the plugin installer for Windows. This functionality is not
implemented for the mac and linux as before.

To display the plugin installation infobar the PluginProcessHostMsg_MissingPluginStatus message
sent by the plugin needs the routing id and the renderer process id. This information is now
passed along with the plugin instantiation parameters in NPP_New. These parameters are only read
by the default plugin.

This is a continuation of the fixes to ensure that IPC's don't span across content and chrome.

BUG=87335
Review URL: http://codereview.chromium.org/7812020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@99062 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 1 insertions, 0 deletions

diff --git a/ipc/ipc_message_utils.h b/ipc/ipc_message_utils.h
index 9da9eba4..e7bbe34 100644
--- a/ipc/ipc_message_utils.h
+++ b/ipc/ipc_message_utils.h
@@ -93,6 +93,7 @@ enum IPCMessageStart {
   TextInputClientMsgStart,
   ChromeUtilityMsgStart,
   MediaStreamMsgStart,
+  ChromePluginMsgStart,
   LastIPCMsgStart      // Must come last.
 };