Refactored TTS extension code so that the platform-specific TTS...

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
===================================================================
--- chrome/chrome_browser.gypi	(revision 62145)
+++ chrome/chrome_browser.gypi	(working copy)
@@ -1542,7 +1542,8 @@
         'browser/extensions/extension_test_api.h',
         'browser/extensions/extension_tts_api.cc',
         'browser/extensions/extension_tts_api.h',
-        'browser/extensions/extension_tts_api_gtk.cc',
+        'browser/extensions/extension_tts_api_chromeos.cc',
+        'browser/extensions/extension_tts_api_linux.cc',
         'browser/extensions/extension_tts_api_mac.mm',
         'browser/extensions/extension_tts_api_util.cc',
         'browser/extensions/extension_tts_api_util.h',
@@ -3277,7 +3278,7 @@
             ['exclude', 'browser/dom_ui/filebrowse_ui.cc'],
             ['exclude', 'browser/dom_ui/mediaplayer_ui.cc'],
             ['exclude', 'browser/dom_ui/slideshow_ui.cc'],
-            ['exclude', 'browser/extensions/extension_tts_api.cc'],
+            ['exclude', 'browser/extensions/extension_tts_api_chromeos.cc'],
             ['exclude', 'browser/renderer_host/offline_resource_handler.cc'],
             ['exclude', 'browser/renderer_host/offline_resource_handler.h'],
           ],
@@ -3964,7 +3965,7 @@
             }],
             ['OS=="linux" and chromeos==1',{
               'sources/': [
-                ['exclude', '^browser/extensions/extension_tts_api_gtk.cc'],
+                ['exclude', '^browser/extensions/extension_tts_api_linux.cc'],
                 ['exclude', '^browser/notifications/balloon_collection.cc'],
                 ['exclude', '^browser/notifications/balloon_collection_impl.h'],
                 ['exclude', '^browser/notifications/balloon_collection_linux.cc'],