Initial implementation for sharing field trial state (win)

content/browser/child_process_launcher.h

Index: content/browser/child_process_launcher.h
diff --git a/content/browser/child_process_launcher.h b/content/browser/child_process_launcher.h
index b0cf02ca54eb731f166218575b235e77dac92fd8..8c42047de852253bbb2209649d926582cd4503ff 100644
--- a/content/browser/child_process_launcher.h
+++ b/content/browser/child_process_launcher.h
@@ -7,6 +7,7 @@
 
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
+#include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "base/process/kill.h"
 #include "base/process/launch.h"
@@ -76,6 +77,7 @@ class CONTENT_EXPORT ChildProcessLauncher : public base::NonThreadSafe {
   // callback must be safe to call from any thread.
   ChildProcessLauncher(
       SandboxedProcessLauncherDelegate* delegate,
+      base::SharedMemory* field_trial_state,
       base::CommandLine* cmd_line,
       int child_process_id,
       Client* client,
@@ -115,6 +117,7 @@ class CONTENT_EXPORT ChildProcessLauncher : public base::NonThreadSafe {
  private:
   // Posts a task to the launcher thread to do the actual work.
   void Launch(SandboxedProcessLauncherDelegate* delegate,
+              base::SharedMemory* field_trial_state,
               base::CommandLine* cmd_line,
               int child_process_id);