Add a mechanism to pause and resume geolocation requests.

content/browser/renderer_host/render_process_host_impl.h

Index: content/browser/renderer_host/render_process_host_impl.h
diff --git a/content/browser/renderer_host/render_process_host_impl.h b/content/browser/renderer_host/render_process_host_impl.h
index 2f1040aaa9647f5a2fd25719597d2b89178547a1..e7b2f75c2d3833fcb7ef4f1dd1e11f859442d290 100644
--- a/content/browser/renderer_host/render_process_host_impl.h
+++ b/content/browser/renderer_host/render_process_host_impl.h
@@ -14,6 +14,7 @@
 #include "base/process/process.h"
 #include "base/timer/timer.h"
 #include "content/browser/child_process_launcher.h"
+#include "content/browser/geolocation/geolocation_dispatcher_host.h"
 #include "content/browser/power_monitor_message_broadcaster.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/global_request_id.h"
@@ -36,6 +37,7 @@ class Size;
 namespace content {
 class AudioRendererHost;
 class BrowserDemuxerAndroid;
+class GeolocationDispatcherHost;
 class GpuMessageFilter;
 class MessagePortMessageFilter;
 class PeerConnectionTrackerHost;
@@ -153,6 +155,11 @@ class CONTENT_EXPORT RenderProcessHostImpl
       scoped_ptr<RenderWidgetHostViewFrameSubscriber> subscriber);
   void EndFrameSubscription(int route_id);
 
+  scoped_refptr<GeolocationDispatcherHost>
+      geolocation_dispatcher_host() const {
+    return geolocation_dispatcher_host_;
+  }
+
   // Register/unregister the host identified by the host id in the global host
   // list.
   static void RegisterHost(int host_id, RenderProcessHost* host);
@@ -361,6 +368,9 @@ class CONTENT_EXPORT RenderProcessHostImpl
   scoped_refptr<BrowserDemuxerAndroid> browser_demuxer_android_;
 #endif
 
+  // Message filter for geolocation messages.
+  scoped_refptr<GeolocationDispatcherHost> geolocation_dispatcher_host_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };