Reland of Pass SequencedTaskRunner to PowerSaveBlocker for ui/file ops

content/browser/devtools/render_frame_devtools_agent_host.cc

Index: content/browser/devtools/render_frame_devtools_agent_host.cc
diff --git a/content/browser/devtools/render_frame_devtools_agent_host.cc b/content/browser/devtools/render_frame_devtools_agent_host.cc
index f2aaf5473993cb237a9574e3e07a857ae72a8881..d4f91ab51e708a644c53a2b38f9929dc2efdf791 100644
--- a/content/browser/devtools/render_frame_devtools_agent_host.cc
+++ b/content/browser/devtools/render_frame_devtools_agent_host.cc
@@ -39,6 +39,7 @@
 
 #if defined(OS_ANDROID)
 #include "content/browser/power_save_blocker_impl.h"
+#include "content/public/browser/power_save_blocker_factory.h"
 #include "content/public/browser/render_widget_host_view.h"
 #endif
 
@@ -497,9 +498,10 @@ void RenderFrameDevToolsAgentHost::OnClientAttached() {
   frame_trace_recorder_.reset(new DevToolsFrameTraceRecorder());
 #if defined(OS_ANDROID)
   power_save_blocker_.reset(static_cast<PowerSaveBlockerImpl*>(
-      PowerSaveBlocker::Create(
+      CreatePowerSaveBlocker(
           PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep,
-          PowerSaveBlocker::kReasonOther, "DevTools").release()));
+          PowerSaveBlocker::kReasonOther, "DevTools")
+          .release()));
   power_save_blocker_->InitDisplaySleepBlocker(web_contents());
 #endif