Inject GPUDataManager support into ash to abstract a content dependency.

chrome/browser/ui/ash/ash_init.cc

Index: chrome/browser/ui/ash/ash_init.cc
diff --git a/chrome/browser/ui/ash/ash_init.cc b/chrome/browser/ui/ash/ash_init.cc
index f6a482ffec7d7a8f17370116093a0af2172cf2c6..7d980afb6d0d748b90fc09a48facd8cab7464c43 100644
--- a/chrome/browser/ui/ash/ash_init.cc
+++ b/chrome/browser/ui/ash/ash_init.cc
@@ -6,6 +6,7 @@
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/ash_switches.h"
+#include "ash/content_support/inject.h"
 #include "ash/high_contrast/high_contrast_controller.h"
 #include "ash/magnifier/magnification_controller.h"
 #include "ash/magnifier/partial_magnification_controller.h"
@@ -58,6 +59,7 @@ void OpenAsh() {
 
   // Shell takes ownership of ChromeShellDelegate.
   ash::Shell* shell = ash::Shell::CreateInstance(new ChromeShellDelegate);
+  ash::InitContentSupport();
   shell->event_rewriter_filter()->SetEventRewriterDelegate(
       scoped_ptr<ash::EventRewriterDelegate>(new EventRewriter).Pass());
   shell->accelerator_controller()->SetScreenshotDelegate(