Refactor chrome.alarms interface to support absolute alarm deadlines.

chrome/browser/extensions/api/alarms/alarms_api.h

Index: chrome/browser/extensions/api/alarms/alarms_api.h
diff --git a/chrome/browser/extensions/api/alarms/alarms_api.h b/chrome/browser/extensions/api/alarms/alarms_api.h
index eefe4b3849279d7ac36293676f51dde611982480..b074ed5caa99e9c6d26de33b4d830065372bec75 100644
--- a/chrome/browser/extensions/api/alarms/alarms_api.h
+++ b/chrome/browser/extensions/api/alarms/alarms_api.h
@@ -10,13 +10,34 @@
 
 namespace extensions {
 
-class AlarmsCreateFunction : public SyncExtensionFunction {
+class AlarmsCreateOneShotFunction : public SyncExtensionFunction {
+  typedef base::Time (*TimeProvider)();
+ public:
+  AlarmsCreateOneShotFunction();
+  explicit AlarmsCreateOneShotFunction(TimeProvider now) : now_(now) {}
  protected:
-  virtual ~AlarmsCreateFunction() {}
+  virtual ~AlarmsCreateOneShotFunction() {}
 
   // ExtensionFunction:
   virtual bool RunImpl() OVERRIDE;
-  DECLARE_EXTENSION_FUNCTION_NAME("alarms.create");
+  DECLARE_EXTENSION_FUNCTION_NAME("alarms.createOneShot");
+ private:
+  TimeProvider now_;
+};
+
+class AlarmsCreateRepeatingFunction : public SyncExtensionFunction {
+  typedef base::Time (*TimeProvider)();
+ public:
+  AlarmsCreateRepeatingFunction();
+  explicit AlarmsCreateRepeatingFunction(TimeProvider now) : now_(now) {}
+ protected:
+  virtual ~AlarmsCreateRepeatingFunction() {}
+
+  // ExtensionFunction:
+  virtual bool RunImpl() OVERRIDE;
+  DECLARE_EXTENSION_FUNCTION_NAME("alarms.createRepeating");
+ private:
+  TimeProvider now_;
 };
 
 class AlarmsGetFunction : public SyncExtensionFunction {