Landing oshima patch.

Disable NOTREACHED assertion for Linux. A view in WidgetGtk with TYPE_CHILD crashes
at this assertion. A bug http://crbug.com/21335 is filed to keep track of this. 

BUG=None
TEST=None
Review URL: http://codereview.chromium.org/195056

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@25919 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/views/view.cc b/views/view.cc
index e47dbeacd..8664ad9 100644
--- a/views/view.cc
+++ b/views/view.cc
@@ -1022,7 +1022,13 @@
     // Some crash reports seem to show that we may get cases where we have no
     // focus manager (see bug #1291225).  This should never be the case, just
     // making sure we don't crash.
+
+    // TODO(jcampan): This fails for a view under WidgetGtk with TYPE_CHILD.
+    // (see http://crbug.com/21335) reenable NOTREACHED assertion and
+    // verify accelerators works as expected.
+#if defined(OS_WIN)
     NOTREACHED();
+#endif
     return;
   }
   std::vector<Accelerator>::const_iterator iter;