Allow customization of remote debugger URL targets.

content/public/browser/devtools_http_handler.h

Index: content/public/browser/devtools_http_handler.h
===================================================================
--- content/public/browser/devtools_http_handler.h	(revision 133927)
+++ content/public/browser/devtools_http_handler.h	(working copy)
@@ -17,12 +17,26 @@
 namespace content {
 
 class DevToolsHttpHandlerDelegate;
+class RenderViewHost;
 
 // This class is used for managing DevTools remote debugging server.
 // Clients can connect to the specified ip:port and start debugging
 // this browser.
 class DevToolsHttpHandler {
  public:
+  // Interface responsible for mapping RenderViewHost instances to/from string
+  // identifiers.
+  class RenderViewHostBinding {
+   public:
+    virtual ~RenderViewHostBinding() {}
+
+    // Returns the mapping of RenderViewHost to identifier.
+    virtual std::string GetIdentifier(RenderViewHost* rvh) = 0;
+
+    // Returns the mapping of identifier to RenderViewHost.
+    virtual RenderViewHost* ForIdentifier(const std::string& identifier) = 0;
+  };
+
   // Returns frontend resource id for the given resource |name|.
   CONTENT_EXPORT static int GetFrontendResourceId(
       const std::string& name);
@@ -39,6 +53,10 @@
   // Automatically destroys the handler instance.
   virtual void Stop() = 0;
 
+  // Set the RenderViewHostBinding instance. If no instance is provided the
+  // default implementation will be used.
+  virtual void SetRenderViewHostBinding(RenderViewHostBinding* binding) = 0;
+
  protected:
   virtual ~DevToolsHttpHandler() {}
 };