DevTools: Fix content_shell devtools built in debug_devtools=1 mode

Source/devtools/scripts/generate_devtools_html.py

Index: Source/devtools/scripts/generate_devtools_html.py
diff --git a/Source/devtools/scripts/generate_devtools_html.py b/Source/devtools/scripts/generate_devtools_html.py
index bfaec474d4ba66f0edf6b0159bef282c1b45bd98..ecdbccd65a88b78a25d061c324552d71aacc3f92 100755
--- a/Source/devtools/scripts/generate_devtools_html.py
+++ b/Source/devtools/scripts/generate_devtools_html.py
@@ -44,20 +44,13 @@ def generate_include_tag(resource_path):
 
 
 def write_devtools_html(inspector_file, devtools_file, debug):
-    buildsystemonly_js_written = False
-
     for line in inspector_file:
         if not debug:
             if '<script ' in line or '<link ' in line:
                 continue
             if '</head>' in line:
                 devtools_file.write(generate_include_tag("inspector.css"))
-                devtools_file.write(generate_include_tag("buildSystemOnly.js"))
                 devtools_file.write(generate_include_tag("Main.js"))
-        else:
-            if not buildsystemonly_js_written and '<script ' in line:
-                devtools_file.write(generate_include_tag("buildSystemOnly.js"))
-                buildsystemonly_js_written = True
         devtools_file.write(line)