Show the Android Location Settings Dialog when sites want permission.

chrome/browser/geolocation/geolocation_permission_context_android.h

Index: chrome/browser/geolocation/geolocation_permission_context_android.h
diff --git a/chrome/browser/geolocation/geolocation_permission_context_android.h b/chrome/browser/geolocation/geolocation_permission_context_android.h
index a739df65e7e2b0e3cd878b3686451b9142f860b5..a7259af610d4348d674d2b3c6de64c1645069191 100644
--- a/chrome/browser/geolocation/geolocation_permission_context_android.h
+++ b/chrome/browser/geolocation/geolocation_permission_context_android.h
@@ -24,6 +24,7 @@
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "chrome/browser/android/location_settings.h"
 #include "chrome/browser/geolocation/geolocation_permission_context.h"
 
 namespace content {
@@ -34,7 +35,6 @@ namespace infobars {
 class InfoBar;
 }
 
-class LocationSettings;
 class GURL;
 class PermissionRequestID;
 
@@ -75,6 +75,29 @@ class GeolocationPermissionContextAndroid
                                       const BrowserPermissionCallback& callback,
                                       bool permissions_updated);
 
+  // Will return true if the location settings dialog will be shown for the
+  // given origins. This is true if the location setting is off, the dialog can
+  // be shown, any gesture requirements for the origin are met, and the dialog
+  // is not being suppressed for backoff.
+  bool WillShowLocationSettingsDialog(const GURL& requesting_origin,
+                                      const GURL& embedding_origin);
+
+  void OnLocationSettingsDialogShown(
+      const PermissionRequestID& id,
+      const GURL& requesting_origin,
+      const GURL& embedding_origin,
+      const BrowserPermissionCallback& callback,
+      bool persist,
+      ContentSetting content_setting,
+      LocationSettings::LocationSettingsDialogPromptOutcome prompt_outcome);
+
+  void FinishNotifyPermissionSet(const PermissionRequestID& id,
+                                 const GURL& requesting_origin,
+                                 const GURL& embedding_origin,
+                                 const BrowserPermissionCallback& callback,
+                                 bool persist,
+                                 ContentSetting content_setting);
+
   // Overrides the LocationSettings object used to determine whether
   // system and Chrome-wide location permissions are enabled.
   void SetLocationSettingsForTesting(