Add a mechanism to pause and resume geolocation requests.

android_webview/renderer/aw_render_view_ext.cc

Index: android_webview/renderer/aw_render_view_ext.cc
diff --git a/android_webview/renderer/aw_render_view_ext.cc b/android_webview/renderer/aw_render_view_ext.cc
index f8061154c2d69930364260022837483ba568a67d..f487313fc0a0820048ea354de05ba149d1a2a60b 100644
--- a/android_webview/renderer/aw_render_view_ext.cc
+++ b/android_webview/renderer/aw_render_view_ext.cc
@@ -167,6 +167,8 @@ bool AwRenderViewExt::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(AwViewMsg_SetInitialPageScale, OnSetInitialPageScale)
     IPC_MESSAGE_HANDLER(AwViewMsg_SetFixedLayoutSize, OnSetFixedLayoutSize)
     IPC_MESSAGE_HANDLER(AwViewMsg_SetBackgroundColor, OnSetBackgroundColor)
+    IPC_MESSAGE_HANDLER(AwViewMsg_PauseOrResumeGeolocation,
+                        OnPauseOrResumeGeolocation)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -350,4 +352,10 @@ void AwRenderViewExt::OnSetBackgroundColor(SkColor c) {
   render_view()->GetWebView()->setBaseBackgroundColor(c);
 }
 
+void AwRenderViewExt::OnPauseOrResumeGeolocation(bool should_pause) {
+  if (!render_view() || !render_view()->GetWebView())
+    return;
+  render_view()->GetWebView()->pauseOrResumeGeolocation(should_pause);
+}
+
 }  // namespace android_webview