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

android_webview/browser/aw_content_browser_client.cc

Index: android_webview/browser/aw_content_browser_client.cc
diff --git a/android_webview/browser/aw_content_browser_client.cc b/android_webview/browser/aw_content_browser_client.cc
index b28f1447591e5aefb2e3df4a7125bd3c2b48040f..2e6e9872b76edab982a06b9528ed14b6431a1256 100644
--- a/android_webview/browser/aw_content_browser_client.cc
+++ b/android_webview/browser/aw_content_browser_client.cc
@@ -11,6 +11,7 @@
 #include "android_webview/browser/aw_contents_client_bridge_base.h"
 #include "android_webview/browser/aw_contents_io_thread_client.h"
 #include "android_webview/browser/aw_cookie_access_policy.h"
+#include "android_webview/browser/aw_devtools_manager_delegate.h"
 #include "android_webview/browser/aw_locale_manager.h"
 #include "android_webview/browser/aw_printing_message_filter.h"
 #include "android_webview/browser/aw_quota_permission_context.h"
@@ -521,4 +522,9 @@ AwContentBrowserClient::CreateThrottlesForNavigation(
   return throttles;
 }
 
+content::DevToolsManagerDelegate*
+AwContentBrowserClient::GetDevToolsManagerDelegate() {
+  return new AwDevToolsManagerDelegate();
+}
+
 }  // namespace android_webview