Oilpan: Increase GC frequency

third_party/WebKit/Source/bindings/core/v8/V8GCController.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 361 matching lines @@
     }
 }
 
 }
 
 void V8GCController::gcPrologue(v8::GCType type, v8::GCCallbackFlags flags)
 {
     if (ThreadState::current())
         ThreadState::current()->willStartV8GC();
 
+    Heap::collectGarbage(ThreadState::HeapPointersOnStack, ThreadState::GCWithSweep, Heap::PageNavigationGC);
+    Heap::collectGarbage(ThreadState::HeapPointersOnStack, ThreadState::GCWithSweep, Heap::PageNavigationGC);
+
     if (isMainThread()) {
         ScriptForbiddenScope::enter();
     }
 
     // TODO(haraken): It would be nice if the GC callbacks passed the Isolate
     // directly.
     v8::Isolate* isolate = v8::Isolate::GetCurrent();
     v8::HandleScope scope(isolate);
     switch (type) {
     case v8::kGCTypeScavenge:
@@ skipping 22 matching lines @@
             TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMajorGC");
         }
         break;
     default:
         ASSERT_NOT_REACHED();
     }
 }
 
 void V8GCController::gcEpilogue(v8::GCType type, v8::GCCallbackFlags flags)
 {
+    Heap::collectGarbage(ThreadState::HeapPointersOnStack, ThreadState::GCWithSweep, Heap::PageNavigationGC);
+    Heap::collectGarbage(ThreadState::HeapPointersOnStack, ThreadState::GCWithSweep, Heap::PageNavigationGC);
+
     // TODO(haraken): It would be nice if the GC callbacks passed the Isolate
     // directly.
     v8::Isolate* isolate = v8::Isolate::GetCurrent();
     switch (type) {
     case v8::kGCTypeScavenge:
         TRACE_EVENT_END1("devtools.timeline,v8", "MinorGC", "usedHeapSizeAfter", usedHeapSize(isolate));
         if (isMainThread()) {
             TRACE_EVENT_SET_NONCONST_SAMPLING_STATE(V8PerIsolateData::from(isolate)->previousSamplingState());
         }
         if (ThreadState::current())
@@ skipping 107 matching lines @@
     Visitor* m_visitor;
 };
 
 void V8GCController::traceDOMWrappers(v8::Isolate* isolate, Visitor* visitor)
 {
     DOMWrapperTracer tracer(visitor);
     v8::V8::VisitHandlesWithClassIds(isolate, &tracer);
 }
 
 } // namespace blink