Cross-process postMessage

content/public/browser/browser_context.h

Index: content/public/browser/browser_context.h
diff --git a/content/public/browser/browser_context.h b/content/public/browser/browser_context.h
index 32a2bf081c689089bc10a8f8bcaf69d7816659e9..d32a66a0c04ef64158004f3f62af9ae827d608b2 100644
--- a/content/public/browser/browser_context.h
+++ b/content/public/browser/browser_context.h
@@ -7,6 +7,7 @@
 #pragma once
 
 #include "base/hash_tables.h"
+#include "content/browser/frame_map.h"
 
 namespace fileapi {
 class FileSystemContext;
@@ -102,6 +103,11 @@ class BrowserContext {
   virtual ChromeBlobStorageContext* GetBlobStorageContext() = 0;
   virtual ChromeAppCacheService* GetAppCacheService() = 0;
   virtual fileapi::FileSystemContext* GetFileSystemContext() = 0;
+
+// TODO(supersat): Make this pure virtual and remove frame_map_.
+  virtual FrameMap* frame_mapper() { return &frame_map_; }
+ private:
+  FrameMap frame_map_;
 };
 
 }  // namespace content