Convert PageLoadMetrics to Mojo

components/page_load_metrics.gypi

Index: components/page_load_metrics.gypi
diff --git a/components/page_load_metrics.gypi b/components/page_load_metrics.gypi
index 53ec8c2e142326f99ac822507798a710a487c78b..36737a20c94e70ef48a9d23d8809009530cb6589 100644
--- a/components/page_load_metrics.gypi
+++ b/components/page_load_metrics.gypi
@@ -17,8 +17,8 @@
             '..',
           ],
           'sources': [
-            'page_load_metrics/common/page_load_metrics_messages.cc',
-            'page_load_metrics/common/page_load_metrics_messages.h',
+            'page_load_metrics/common/page_load_metrics_param_traits.cc',
+            'page_load_metrics/common/page_load_metrics_param_traits.h',
             'page_load_metrics/common/page_load_timing.cc',
             'page_load_metrics/common/page_load_timing.h',
           ],
@@ -30,7 +30,9 @@
             '../base/base.gyp:base',
             '../content/content.gyp:content_browser',
             '../ipc/ipc.gyp:ipc',
+            '../services/shell/shell_public.gyp:shell_public',
             'page_load_metrics_common',
+            'page_load_metrics_mojom',
           ],
           'include_dirs': [
             '..',
@@ -50,9 +52,11 @@
           'dependencies': [
             '../base/base.gyp:base',
             '../content/content.gyp:content_renderer',
+            '../services/shell/shell_public.gyp:shell_public',
             '../third_party/WebKit/public/blink.gyp:blink',
             '../url/url.gyp:url_lib',
             'page_load_metrics_common',
+            'page_load_metrics_mojom',
           ],
           'include_dirs': [
             '..',
@@ -64,6 +68,23 @@
             'page_load_metrics/renderer/page_timing_metrics_sender.h',
           ],
         },
+        {
+          # GN version: //components/page_load_metrics/common:page_load_metrics_mojom
+          'target_name': 'page_load_metrics_mojom',
+          'type': 'static_library',
+          'sources': [
+            'page_load_metrics/common/page_load_metrics.mojom',
+          ],
+          'variables': {
+            'mojom_typemaps': [
+              'page_load_metrics/common/page_load_metrics.typemap',
+            ],
+          },
+          'dependencies': [
+            '../mojo/mojo_public.gyp:mojo_cpp_bindings',
+          ],
+          'includes': [ '../mojo/mojom_bindings_generator.gypi' ],
+        },
       ],
     }]
   ]