Only enable speech dispatcher on Linux with an explicit switch.

chrome/browser/ui/startup/bad_flags_prompt.cc

Index: chrome/browser/ui/startup/bad_flags_prompt.cc
diff --git a/chrome/browser/ui/startup/bad_flags_prompt.cc b/chrome/browser/ui/startup/bad_flags_prompt.cc
index 5779c99d263862c1b8176a1569ce014bc5c90c3e..ac9d7791404ac09a6f1dd8ebecbb0d4d41981735 100644
--- a/chrome/browser/ui/startup/bad_flags_prompt.cc
+++ b/chrome/browser/ui/startup/bad_flags_prompt.cc
@@ -65,6 +65,11 @@ void ShowBadFlagsPrompt(Browser* browser) {
 
     // This flag gives extensions more powers.
     extensions::switches::kExtensionsOnChromeURLs,
+
+  #if defined(OS_LINUX) && !defined(OS_CHROMEOS)

[msw, 2014/03/24 17:11:00]

nit: these should have no indentation.

[dmazzoni, 2014/03/24 22:08:42]

Fixed. I was being consistent with another define above, so I fixed it too.

+    // Speech dispatcher is buggy, it can crash and it can make Chrome freeze.

[msw, 2014/03/24 17:11:00]

nit: this should be a TODO with an associated bug number.

[dmazzoni, 2014/03/24 22:08:42]

I added the bug, but no TODO for now since it's not clear if we'll try to fix
the instability or just get rid of speech-dispatcher support or just leave this
switch for a while for the users who need it.

+    switches::kEnableSpeechDispatcher,
+  #endif
     NULL
   };