DevTools: merge devtools_http_handler into content - it is used in all the embedders anyways.

content/public/browser/devtools_agent_host.h

Index: content/public/browser/devtools_agent_host.h
diff --git a/content/public/browser/devtools_agent_host.h b/content/public/browser/devtools_agent_host.h
index 6ec93f2c4e6c88959e409ceb32153e9d50522ec2..4a5c658d473125a218834caca0d5dfae668163b4 100644
--- a/content/public/browser/devtools_agent_host.h
+++ b/content/public/browser/devtools_agent_host.h
@@ -10,6 +10,7 @@
 #include <vector>
 
 #include "base/callback.h"
+#include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "content/common/content_export.h"
@@ -29,6 +30,7 @@ namespace content {
 class BrowserContext;
 class DevToolsExternalAgentProxyDelegate;
 class DevToolsManagerDelegate;
+class DevToolsSocketFactory;
 class RenderFrameHost;
 class WebContents;
 
@@ -111,6 +113,24 @@ class CONTENT_EXPORT DevToolsAgentHost
   // Returns all possible DevToolsAgentHosts embedder is aware of.
   static List DiscoverAllHosts();
 
+  // Starts remote debugging.
+  // Takes ownership over |socket_factory|.
+  // If |frontend_url| is empty, assumes it's bundled.
+  // If |active_port_output_directory| is non-empty, it is assumed the
+  // socket_factory was initialized with an ephemeral port (0). The
+  // port selected by the OS will be written to a well-known file in
+  // the output directory.
+  static void StartRemoteDebuggingServer(
+      std::unique_ptr<DevToolsSocketFactory> server_socket_factory,
+      const std::string& frontend_url,
+      const base::FilePath& active_port_output_directory,
+      const base::FilePath& debug_frontend_dir,
+      const std::string& product_name,
+      const std::string& user_agent);
+
+  // Stops remote debugging.
+  static void StopRemoteDebuggingServer();
+
   // Attaches |client| to this agent host to start debugging.
   // Returns true iff attach succeeded.
   virtual bool AttachClient(DevToolsAgentHostClient* client) = 0;