DevTools: migrate DevTools APIs to use WebContents instead of RenderViewHost.

chrome/browser/task_manager/resource_provider.cc

Index: chrome/browser/task_manager/resource_provider.cc
diff --git a/chrome/browser/task_manager/resource_provider.cc b/chrome/browser/task_manager/resource_provider.cc
index 3c0eec2f3f88e258bc467a5b2074d3695f58b452..9b4e67b3e444a83ae7713e50d4eab9495af0b9ae 100644
--- a/chrome/browser/task_manager/resource_provider.cc
+++ b/chrome/browser/task_manager/resource_provider.cc
@@ -48,10 +48,6 @@ size_t Resource::GetV8MemoryUsed() const {
   return 0;
 }
 
-bool Resource::CanInspect() const {
-  return false;
-}
-
 content::WebContents* Resource::GetWebContents() const {
   return NULL;
 }