DevTools: Introduce Page.getManifest remote debugging protocol method.

content/renderer/manifest/manifest_manager.h

Index: content/renderer/manifest/manifest_manager.h
diff --git a/content/renderer/manifest/manifest_manager.h b/content/renderer/manifest/manifest_manager.h
index 88304bbe39c72c368bfb1063be656524ecb292a4..6ed61226ef3f1bdabf01fbe546adc36cfe0169c0 100644
--- a/content/renderer/manifest/manifest_manager.h
+++ b/content/renderer/manifest/manifest_manager.h
@@ -12,6 +12,7 @@
 #include "base/macros.h"
 #include "content/public/common/manifest.h"
 #include "content/public/renderer/render_frame_observer.h"
+#include "content/renderer/manifest/manifest_debug_info.h"
 
 class GURL;
 
@@ -31,7 +32,8 @@ class ManifestFetcher;
 // GetManifest().
 class ManifestManager : public RenderFrameObserver {
  public:
-  typedef base::Callback<void(const Manifest&)> GetManifestCallback;
+  typedef base::Callback<void(const Manifest&,
+                              const ManifestDebugInfo&)> GetManifestCallback;
 
   explicit ManifestManager(RenderFrame* render_frame);
   ~ManifestManager() override;
@@ -56,7 +58,9 @@ class ManifestManager : public RenderFrameObserver {
   // process.
   void OnHasManifest(int request_id);
   void OnRequestManifest(int request_id);
-  void OnRequestManifestComplete(int request_id, const Manifest&);
+  void OnRequestManifestComplete(int request_id,
+                                 const Manifest&,
+                                 const ManifestDebugInfo&);
 
   void FetchManifest();
   void OnManifestFetchComplete(const GURL& document_url,
@@ -78,6 +82,9 @@ class ManifestManager : public RenderFrameObserver {
   // Current Manifest. Might be outdated if manifest_dirty_ is true.
   Manifest manifest_;
 
+  // Current Manifest debug information.
+  ManifestDebugInfo manifest_debug_info_;
+
   std::list<GetManifestCallback> pending_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(ManifestManager);