probe: Let generated header files follow chromium style on header guards

Generated header files need to follow chromium style on header guards.
Follow up to crrev.com/c/1235356

Bug: 896720
Change-Id: I0b7e1f7a3e6ba2d743979808d2b6247b6a19e12c
Reviewed-on: https://chromium-review.googlesource.com/c/1291192Reviewed-by: Kent Tamura <tkent@chromium.org>
Commit-Queue: Amos Lim <eui-sang.lim@samsung.com>
Cr-Commit-Position: refs/heads/master@{#601472}

third_party/blink/renderer/build/scripts/make_instrumenting_probes.py

@@ -106,7 +106,7 @@ def load_model_from_idl(source):
 class File(object):
     def __init__(self, name, source):
         self.name = NameStyleConverter(name).to_snake_case()
-        self.header_name = self.name + "_inl"
+        self.header_name = self.name + "_inl.h"
         self.forward_declarations = []
         self.declarations = []
         for line in map(str.strip, source.split("\n")):
@@ -263,15 +263,18 @@ def main():
 
     template_context["template_file"] = "/probe_sink.h.tmpl"
     sink_h_template = jinja_env.get_template(template_context["template_file"])
-    sink_h_file = open(output_dirpath + "/" + to_singular(base_name) + "_sink.h", "w")
+    sink_h_file_name = to_singular(base_name) + "_sink.h"
+    sink_h_file = open(output_dirpath + "/" + sink_h_file_name, "w")
+    template_context["header_guard"] = NameStyleConverter(output_path_in_gen_dir + "/" + sink_h_file_name).to_header_guard()
     sink_h_file.write(sink_h_template.render(template_context))
     sink_h_file.close()
 
     for f in files:
         template_context["file"] = f
         template_context["template_file"] = "/instrumenting_probes_inl.h.tmpl"
+        template_context["header_guard"] = NameStyleConverter(output_path_in_gen_dir + "/" + f.header_name).to_header_guard()
         h_template = jinja_env.get_template(template_context["template_file"])
-        h_file = open(output_dirpath + "/" + f.header_name + ".h", "w")
+        h_file = open(output_dirpath + "/" + f.header_name, "w")
         h_file.write(h_template.render(template_context))
         h_file.close()
 

third_party/blink/renderer/build/scripts/templates/instrumenting_probes_inl.h.tmpl

@@ -5,8 +5,8 @@
 {% from 'macros.tmpl' import source_files_for_generated_file %}
 {{source_files_for_generated_file(template_file, input_files)}}
 
-#ifndef {{file.header_name.upper()}}_H
-#define {{file.header_name.upper()}}_H
+#ifndef {{header_guard}}
+#define {{header_guard}}
 
 #include "third_party/blink/renderer/platform/heap/heap_allocator.h"
 #include "third_party/blink/renderer/bindings/core/v8/script_source_code.h"
@@ -80,4 +80,4 @@ inline void {{probe.name}}({{params_list(probe)}}) {
 } // namespace probe
 } // namespace blink
 
-#endif // !defined({{file.header_name.upper()}}_H)
+#endif // {{header_guard}}

third_party/blink/renderer/build/scripts/templates/probe_sink.h.tmpl

@@ -6,12 +6,11 @@
 {{source_files_for_generated_file(template_file, input_files)}}
 
 {% set sink_class = (name | to_singular) + "Sink" %}
-{% set sink_class_header = (header | to_singular) + "_sink" %}
 {% set export_header = config["settings"]["export_header"] %}
 {% set export_symbol = config["settings"]["export_symbol"] %}
 
-#ifndef {{sink_class_header.upper()}}_H
-#define {{sink_class_header.upper()}}_H
+#ifndef {{header_guard}}
+#define {{header_guard}}
 
 #include <atomic>
 
@@ -75,4 +74,4 @@ class {{export_symbol}} {{sink_class}} : public GarbageCollectedFinalized<{{sink
 
 } // namespace blink
 
-#endif // !defined({{sink_class_header.upper()}}_H)
+#endif // {{header_guard}}