Revert of Enforce capability spec renderer <--> browser

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 23b85095b8c6428f195775fae766ca2aa56ea70d..71fb48b244cb8e6fee0f474832a27def252e25e0 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -14,7 +14,6 @@
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/files/scoped_file.h"
-#include "base/json/json_reader.h"
 #include "base/lazy_instance.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ -107,7 +106,6 @@
 #include "chrome/common/render_messages.h"
 #include "chrome/common/secure_origin_whitelist.h"
 #include "chrome/common/url_constants.h"
-#include "chrome/grit/browser_resources.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "chromeos/chromeos_constants.h"
@@ -164,7 +162,6 @@
 #include "content/public/common/content_switches.h"
 #include "content/public/common/mojo_shell_connection.h"
 #include "content/public/common/sandbox_type.h"
-#include "content/public/common/service_names.h"
 #include "content/public/common/url_utils.h"
 #include "content/public/common/web_preferences.h"
 #include "device/usb/public/interfaces/chooser_service.mojom.h"
@@ -2967,21 +2964,6 @@
 #endif
 }
 
-std::unique_ptr<base::Value>
-ChromeContentBrowserClient::GetServiceManifestOverlay(
-    const std::string& name) {
-  ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-  int id = -1;
-  if (name == content::kBrowserMojoApplicationName)
-    id = IDR_CONTENT_BROWSER_MANIFEST_OVERLAY;
-  if (id == -1)
-    return nullptr;
-
-  base::StringPiece manifest_contents =
-      rb.GetRawDataResourceForScale(id, ui::ScaleFactor::SCALE_FACTOR_NONE);
-  return base::JSONReader::Read(manifest_contents);
-}
-
 void ChromeContentBrowserClient::OpenURL(
     content::BrowserContext* browser_context,
     const content::OpenURLParams& params,