Include the host in PowerSaveBlockResourceThrottle.

content/browser/loader/power_save_block_resource_throttle.h

Index: content/browser/loader/power_save_block_resource_throttle.h
diff --git a/content/browser/loader/power_save_block_resource_throttle.h b/content/browser/loader/power_save_block_resource_throttle.h
index 502eda569bd6726caecbfb3c6dc0de247c4cee9d..78a2c07e60823d5ca00f29e3c840c595606c081d 100644
--- a/content/browser/loader/power_save_block_resource_throttle.h
+++ b/content/browser/loader/power_save_block_resource_throttle.h
@@ -5,6 +5,8 @@
 #ifndef CONTENT_BROWSER_LOADER_POWER_SAVE_BLOCK_RESOURCE_THROTTLE_H_
 #define CONTENT_BROWSER_LOADER_POWER_SAVE_BLOCK_RESOURCE_THROTTLE_H_
 
+#include <string>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ -18,7 +20,7 @@ class PowerSaveBlocker;
 // This ResourceThrottle blocks power save until large upload request finishes.
 class PowerSaveBlockResourceThrottle : public ResourceThrottle {
  public:
-  PowerSaveBlockResourceThrottle();
+  explicit PowerSaveBlockResourceThrottle(const std::string& host);
   ~PowerSaveBlockResourceThrottle() override;
 
   // ResourceThrottle overrides:
@@ -29,6 +31,7 @@ class PowerSaveBlockResourceThrottle : public ResourceThrottle {
  private:
   void ActivatePowerSaveBlocker();
 
+  std::string& host_;

[dcheng, 2015/12/27 22:05:29]

Drive-by: why reference? If someone passes a temporary object, this will
explode, right?

[Avi (use Gerrit), 2015/12/27 22:12:36]

Copy-paste error. Oops.

   base::OneShotTimer timer_;
   scoped_ptr<PowerSaveBlocker> power_save_blocker_;