Introduce the ChromeControllerClient class

components/security_interstitials/core/controller_client.h

Index: components/security_interstitials/core/controller_client.h
diff --git a/components/security_interstitials/core/controller_client.h b/components/security_interstitials/core/controller_client.h
index 9b18284bf999e5dc2d5e3282ccac643cf008e243..6eb41e0b59e3fd519598693b4dd727b4de54d382 100644
--- a/components/security_interstitials/core/controller_client.h
+++ b/components/security_interstitials/core/controller_client.h
@@ -17,37 +17,43 @@ namespace security_interstitials {
 
 class MetricsHelper;
 
+// Constants used to communicate with the JavaScript.
+extern const char kBoxChecked[];
+extern const char kDisplayCheckBox[];
+extern const char kOptInLink[];
+extern const char kPrivacyLinkHtml[];
+
+// These represent the commands sent from the interstitial JavaScript.
+// DO NOT reorder or change these without also changing the JavaScript!
+// See components/security_interstitials/core/browser/resources/
+enum SecurityInterstitialCommands {
+  // Used by tests
+  CMD_ERROR = -3,
+  CMD_TEXT_FOUND = -2,
+  CMD_TEXT_NOT_FOUND = -1,
+  // Decisions
+  CMD_DONT_PROCEED = 0,
+  CMD_PROCEED = 1,
+  // Ways for user to get more information
+  CMD_SHOW_MORE_SECTION = 2,
+  CMD_OPEN_HELP_CENTER = 3,
+  CMD_OPEN_DIAGNOSTIC = 4,
+  // Primary button actions
+  CMD_RELOAD = 5,
+  CMD_OPEN_DATE_SETTINGS = 6,
+  CMD_OPEN_LOGIN = 7,
+  // Safe Browsing Extended Reporting
+  CMD_DO_REPORT = 8,
+  CMD_DONT_REPORT = 9,
+  CMD_OPEN_REPORTING_PRIVACY = 10,
+  // Report a phishing error
+  CMD_REPORT_PHISHING_ERROR = 11,
+};
+
 // Provides methods for handling commands from the user, which requires some
 // embedder-specific abstraction.
 class ControllerClient {
  public:
-  // These represent the commands sent from the interstitial JavaScript.
-  // DO NOT reorder or change these without also changing the JavaScript!
-  // See components/security_interstitials/core/browser/resources/
-  enum SecurityInterstitialCommands {
-    // Used by tests
-    CMD_ERROR = -3,
-    CMD_TEXT_FOUND = -2,
-    CMD_TEXT_NOT_FOUND = -1,
-    // Decisions
-    CMD_DONT_PROCEED = 0,
-    CMD_PROCEED = 1,
-    // Ways for user to get more information
-    CMD_SHOW_MORE_SECTION = 2,
-    CMD_OPEN_HELP_CENTER = 3,
-    CMD_OPEN_DIAGNOSTIC = 4,
-    // Primary button actions
-    CMD_RELOAD = 5,
-    CMD_OPEN_DATE_SETTINGS = 6,
-    CMD_OPEN_LOGIN = 7,
-    // Safe Browsing Extended Reporting
-    CMD_DO_REPORT = 8,
-    CMD_DONT_REPORT = 9,
-    CMD_OPEN_REPORTING_PRIVACY = 10,
-    // Report a phishing error
-    CMD_REPORT_PHISHING_ERROR = 11,
-  };
-
   ControllerClient();
   virtual ~ControllerClient();