Add the names of plugins to the blocked plugin bubble.

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 f80b5dcdfdef5cdc3ef621ed22c15b0f53f83d44..9e388bcd199b8dbe945d0cd6f9c33f9e6c1414b5 100644
--- a/chrome/common/render_messages.h
+++ b/chrome/common/render_messages.h
@@ -394,8 +394,9 @@ IPC_MESSAGE_CONTROL1(ChromeViewHostMsg_UpdatedCacheStats,
 
 // Tells the browser that content in the current page was blocked due to the
 // user's content settings.
-IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_ContentBlocked,
-                    ContentSettingsType /* type of blocked content */)
+IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_ContentBlocked,
+                    ContentSettingsType /* type of blocked content */,
+                    base::string16 /* details on blocked content */)
 
 // Sent by the renderer process to check whether access to web databases is
 // granted by content settings.