Metro/HiDPI: Mark Chrome as HiDPI aware on Windows

content/app/content_main_runner.cc

Index: content/app/content_main_runner.cc
diff --git a/content/app/content_main_runner.cc b/content/app/content_main_runner.cc
index d19499f7aa5eeab69baac0c79034716ab18b1258..9b97639de1e5a187063f2de6f8870f8ff5c7f0a2 100644
--- a/content/app/content_main_runner.cc
+++ b/content/app/content_main_runner.cc
@@ -33,6 +33,7 @@
 #include "sandbox/src/sandbox_types.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/base/ui_base_paths.h"
+#include "ui/base/win/dpi.h"
 #include "webkit/glue/webkit_glue.h"
 
 #if defined(OS_WIN)
@@ -417,6 +418,9 @@ class ContentMainRunnerImpl : public content::ContentMainRunner {
       SendTaskPortToParentProcess();
     }
 #elif defined(OS_WIN)
+#if defined(ENABLE_HIDPI)
+    ui::EnableHighDPISupport();
+#endif
     content::SetupCRT(command_line);
 #endif