Devtools UI: Fix recording shortcut on Mac to use Cmd not Ctrl

BUG=526568

Review URL: https://codereview.chromium.org/1317973003

git-svn-id: svn://svn.chromium.org/blink/trunk@201506 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/devtools/front_end/profiler/module.json

@@ -44,7 +44,12 @@
             "className": "WebInspector.ProfilesPanel.RecordActionDelegate",
             "bindings": [
                 {
+                    "platform": "windows,linux",
                     "shortcut": "Ctrl+E"
+                },
+                {
+                    "platform": "mac",
+                    "shortcut": "Meta+E"
                 }
             ]
         }

third_party/WebKit/Source/devtools/front_end/timeline/module.json

@@ -28,7 +28,12 @@
             "className": "WebInspector.TimelinePanel.RecordActionDelegate",
             "bindings": [
                 {
+                    "platform": "windows,linux",
                     "shortcut": "Ctrl+E"
+                },
+                {
+                    "platform": "mac",
+                    "shortcut": "Meta+E"
                 }
             ]
         }