Reland: Implement Aura side of unified touch text selection for contents

content/content_tests.gypi

Index: content/content_tests.gypi
diff --git a/content/content_tests.gypi b/content/content_tests.gypi
index 75fd66b6b6ca161f4ffd7156af8929e1cd28eb6e..f0abea84eae458d78ef455dcc67cc26f1d9e9c2a 100644
--- a/content/content_tests.gypi
+++ b/content/content_tests.gypi
@@ -240,7 +240,6 @@
       'browser/tracing/tracing_controller_browsertest.cc',
       'browser/transition_browsertest.cc',
       'browser/web_contents/opened_by_dom_browsertest.cc',
-      'browser/web_contents/touch_editable_impl_aura_browsertest.cc',
       'browser/web_contents/web_contents_impl_browsertest.cc',
       'browser/web_contents/web_contents_view_aura_browsertest.cc',
       'browser/webkit_browsertest.cc',
@@ -1370,11 +1369,6 @@
           ],
           'sources': [ '<@(content_browsertests_sources)' ],
           'conditions': [
-            ['chromeos==0', {
-              'sources!': [
-                'browser/web_contents/touch_editable_impl_aura_browsertest.cc',
-              ],
-            }],
             ['OS=="win"', {
               'resource_include_dirs': [
                 '<(SHARED_INTERMEDIATE_DIR)/webkit',