Add Physical Web omnibox support for Android

components/omnibox/browser/autocomplete_classifier.cc

Index: components/omnibox/browser/autocomplete_classifier.cc
diff --git a/components/omnibox/browser/autocomplete_classifier.cc b/components/omnibox/browser/autocomplete_classifier.cc
index 4e50bbfd9fe325f0d8d7edcc491d3326edce153e..fcb870baa3cd73828f4dcf6db3cc6f3822fd1700 100644
--- a/components/omnibox/browser/autocomplete_classifier.cc
+++ b/components/omnibox/browser/autocomplete_classifier.cc
@@ -17,7 +17,9 @@
 
 // static
 const int AutocompleteClassifier::kDefaultOmniboxProviders =
-#if !defined(OS_ANDROID) && !defined(OS_IOS)
+#if defined(OS_ANDROID) || defined(OS_IOS)
+    AutocompleteProvider::TYPE_PHYSICAL_WEB |

[Mark P, 2017/01/05 19:52:31]

Please comment, e.g., is this here because it's not implemented on desktop or
because it's a product decision or ...

[cco3, 2017/01/05 20:24:05]

Done.

+#else
     // Custom search engines cannot be used on mobile..

[Mark P, 2017/01/05 19:52:31]

nit: please remove the extra period while you're here.

[cco3, 2017/01/05 20:24:05]

Done.

     AutocompleteProvider::TYPE_KEYWORD |
 #endif
@@ -29,8 +31,6 @@ const int AutocompleteClassifier::kDefaultOmniboxProviders =
 #else
     // "URL from clipboard" can only be used on iOS.
     AutocompleteProvider::TYPE_CLIPBOARD_URL |
-    // Physical Web omnibox results are only implemented on iOS.
-    AutocompleteProvider::TYPE_PHYSICAL_WEB |
 #endif
     AutocompleteProvider::TYPE_BOOKMARK |
     AutocompleteProvider::TYPE_HISTORY_QUICK |