Expose MemoryCoordinator's global budget information.

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index b652408781292dcabc393cb8919471f25ea4acb3..cc4e4469702ba8eee533c6575d0449b220972667 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -1404,6 +1404,10 @@ void BrowserMainLoop::InitializeMemoryManagementComponent() {
         SetSetCurrentMemoryStateForTestingCallback(base::Bind(
             &MemoryCoordinator::SetCurrentMemoryStateForTesting,
             base::Unretained(MemoryCoordinator::GetInstance())));
+    base::MemoryCoordinatorProxy::GetInstance()->
+        SetGetRemainingGlobalBudgetCallback(base::Bind(
+            &MemoryCoordinator::GetRemainingGlobalBudget,
+            base::Unretained(MemoryCoordinator::GetInstance())));
     return;
   }