Added group policy for disabling all client-side 3D APIs in Chromium...

chrome/browser/renderer_host/browser_render_process_host.cc

Index: chrome/browser/renderer_host/browser_render_process_host.cc
===================================================================
--- chrome/browser/renderer_host/browser_render_process_host.cc	(revision 69586)
+++ chrome/browser/renderer_host/browser_render_process_host.cc	(working copy)
@@ -591,6 +591,14 @@
   if (!profile.empty())
     command_line->AppendSwitchASCII(switches::kLoginProfile, profile);
 #endif
+
+  PrefService* prefs = profile()->GetPrefs();
+  // Currently this pref is only registered if applied via a policy.
+  if (prefs->HasPrefPath(prefs::kDisable3DAPIs) &&
+      prefs->GetBoolean(prefs::kDisable3DAPIs)) {
+    // Turn this policy into a command line switch.
+    command_line->AppendSwitch(switches::kDisable3DAPIs);
+  }
 }
 
 void BrowserRenderProcessHost::PropagateBrowserCommandLineToRenderer(
@@ -693,7 +701,8 @@
     switches::kDisableFileSystem,
     switches::kPpapiOutOfProcess,
     switches::kEnablePrintPreview,
-    switches::kEnableCrxlessWebApps
+    switches::kEnableCrxlessWebApps,
+    switches::kDisable3DAPIs
   };
   renderer_cmd->CopySwitchesFrom(browser_cmd, kSwitchNames,
                                  arraysize(kSwitchNames));