TabContents -> WebContentsImpl, part 14.

Updated comments.

BUG=105875
TEST=no change


Review URL: http://codereview.chromium.org/10073023

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@132406 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/content/renderer/render_thread_impl.h b/content/renderer/render_thread_impl.h
index df6bf55..1c1219e 100644
--- a/content/renderer/render_thread_impl.h
+++ b/content/renderer/render_thread_impl.h
@@ -66,7 +66,7 @@
 // instances live.  The RenderThread supports an API that is used by its
 // consumer to talk indirectly to the RenderViews and supporting objects.
 // Likewise, it provides an API for the RenderViews to talk back to the main
-// process (i.e., their corresponding TabContents).
+// process (i.e., their corresponding WebContentsImpl).
 //
 // Most of the communication occurs in the form of IPC messages.  They are
 // routed to the RenderThread according to the routing IDs of the messages.