Add a mechanism to pause and resume geolocation requests.

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index d0ac6b35c3970bcd323b5a7e7842ea7e3998dee6..ac3a0a1d1a1a35eed0429864b82e00cf09b534c8 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -262,6 +262,8 @@ class CONTENT_EXPORT WebContentsImpl
                             bool is_favicon,
                             uint32_t max_bitmap_size,
                             const ImageDownloadCallback& callback) OVERRIDE;
+  virtual void PauseGeolocation() OVERRIDE;
+  virtual void ResumeGeolocation() OVERRIDE;
 
   // Implementation of PageNavigator.
   virtual WebContents* OpenURL(const OpenURLParams& params) OVERRIDE;