Launch browser when --memlog is specified on the command line.

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 3431ac3a9155a86888459364ecec6f81763cd6fd..10776c73744e77e505ba101f9a6fd1dd7622a944 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -1659,6 +1659,9 @@ void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
       *base::CommandLine::ForCurrentProcess();
 
   static const char* const kCommonSwitchNames[] = {
+#if BUILDFLAG(ENABLE_OOP_HEAP_PROFILING)
+    switches::kMemlogPipe,
+#endif
     switches::kUserAgent,
     switches::kUserDataDir,  // Make logs go to the right file.
   };