Fixed parameter styling and minor error in tasks

Test: tested compilation
Change-Id: Ieb949243da1284dec3bad2caa895a59465858adc
diff --git a/fastboot/task.h b/fastboot/task.h
index b90fcd1..0af771e 100644
--- a/fastboot/task.h
+++ b/fastboot/task.h
@@ -32,11 +32,10 @@
 
 class FlashTask : public Task {
   public:
-    FlashTask(const std::string& _slot, const std::string& _pname);
-    FlashTask(const std::string& _slot, const std::string& _pname, const std::string& _fname);
+    FlashTask(const std::string& slot, const std::string& pname);
+    FlashTask(const std::string& slot, const std::string& pname, const std::string& fname);
 
     void Run() override;
-    ~FlashTask() {}
 
   private:
     const std::string pname_;
@@ -46,14 +45,13 @@
 
 class RebootTask : public Task {
   public:
-    RebootTask(FlashingPlan* _fp);
-    RebootTask(FlashingPlan* _fp, const std::string& _reboot_target);
+    RebootTask(FlashingPlan* fp);
+    RebootTask(FlashingPlan* fp, const std::string& reboot_target);
     void Run() override;
-    ~RebootTask() {}
 
   private:
     const std::string reboot_target_ = "";
-    FlashingPlan* fp_;
+    const FlashingPlan* fp_;
 };
 
 class FlashSuperLayoutTask : public Task {
@@ -77,7 +75,7 @@
     void Run() override;
 
   private:
-    FlashingPlan* fp_;
+    const FlashingPlan* fp_;
 };
 
 class ResizeTask : public Task {
@@ -87,7 +85,7 @@
     void Run() override;
 
   private:
-    FlashingPlan* fp_;
+    const FlashingPlan* fp_;
     const std::string pname_;
     const std::string size_;
     const std::string slot_;
@@ -99,6 +97,6 @@
     void Run() override;
 
   private:
-    FlashingPlan* fp_;
+    const FlashingPlan* fp_;
     const std::string pname_;
 };