Store Origin Trials public key in browser prefs

chrome/browser/chrome_browser_main.h

Index: chrome/browser/chrome_browser_main.h
diff --git a/chrome/browser/chrome_browser_main.h b/chrome/browser/chrome_browser_main.h
index 4c02bd8cecd0c75944d3fbffa4ad84c902ef9e09..38da475e4c6bb2e464664aa8dca15fb8ea411180 100644
--- a/chrome/browser/chrome_browser_main.h
+++ b/chrome/browser/chrome_browser_main.h
@@ -118,6 +118,10 @@ class ChromeBrowserMainParts : public content::BrowserMainParts {
   // Record time from process startup to present time in an UMA histogram.
   void RecordBrowserStartupTime();
 
+  // Reads origin trial policy data from local state and configures command line
+  // for child processes.
+  void SetupOriginTrialsCommandLine();
+
   // Methods for Main Message Loop -------------------------------------------
 
   int PreCreateThreadsImpl();