Adds browser-side component of Java Bridge for a TabContents

content/browser/tab_contents/tab_contents.h

Index: content/browser/tab_contents/tab_contents.h
diff --git a/content/browser/tab_contents/tab_contents.h b/content/browser/tab_contents/tab_contents.h
index 49b9c9f451f709d53691acc50044a00955b37d26..5792c74d2ca15bc374a8f7894e4f20d98b2d93a2 100644
--- a/content/browser/tab_contents/tab_contents.h
+++ b/content/browser/tab_contents/tab_contents.h
@@ -17,6 +17,7 @@
 #include "base/string16.h"
 #include "content/browser/download/save_package.h"
 #include "content/browser/javascript_dialogs.h"
+#include "content/browser/renderer_host/java_bridge_dispatcher_host_manager.h"
 #include "content/browser/renderer_host/render_view_host_delegate.h"
 #include "content/browser/tab_contents/navigation_controller.h"
 #include "content/browser/tab_contents/navigation_entry.h"
@@ -746,6 +747,14 @@ class CONTENT_EXPORT TabContents : public PageNavigator,
   // Manages creation and swapping of render views.
   RenderViewHostManager render_manager_;
 
+  // Manages injecting Java objects into all RVHs associated with this TC.
+  // TODO: It would be good if this was instantiated lazilly. But we need it to
+  // track all new RVHs, so that when the first object is injected, it can add
+  // it to them all. Fixing this would be tricky, and the class is fairly
+  // lightweight anyway.
+  scoped_ptr<JavaBridgeDispatcherHostManager>
+      java_bridge_dispatcher_host_manager_;
+
   // SavePackage, lazily created.
   scoped_refptr<SavePackage> save_package_;