Update to Chromium version 74.0.3706.0 (#632463)

patch/patches/message_loop.patch

@@ -1,8 +1,19 @@
 diff --git base/message_loop/message_loop.cc base/message_loop/message_loop.cc
-index f72f17d9317c..40c421ad4dcb 100644
+index cec3a133889d..4b25f540a4af 100644
 --- base/message_loop/message_loop.cc
 +++ base/message_loop/message_loop.cc
-@@ -177,6 +177,9 @@ MessageLoopBase* MessageLoop::GetMessageLoopBase() {
+@@ -151,6 +151,10 @@ void MessageLoop::RemoveTaskObserver(TaskObserver* task_observer) {
+ }
+ 
+ bool MessageLoop::IsBoundToCurrentThread() const {
++  if (!pump_) {
++    // Avoid DCHECKs in the MessageLoop destructor after we call ReleasePump().
++    return false;
++  }
+   return backend_->IsBoundToCurrentThread();
+ }
+ 
+@@ -164,6 +168,9 @@ MessageLoopBase* MessageLoop::GetMessageLoopBase() {
  
  //------------------------------------------------------------------------------
  
@@ -13,10 +24,10 @@ index f72f17d9317c..40c421ad4dcb 100644
  std::unique_ptr<MessageLoop> MessageLoop::CreateUnbound(
      Type type,
 diff --git base/message_loop/message_loop.h base/message_loop/message_loop.h
-index 1adfd4cd1904..acfc0886003c 100644
+index f49f56285de7..159e645a0c9f 100644
 --- base/message_loop/message_loop.h
 +++ base/message_loop/message_loop.h
-@@ -188,6 +188,8 @@ class BASE_EXPORT MessageLoopBase {
+@@ -185,6 +185,8 @@ class BASE_EXPORT MessageLoopBase {
    // can post other tasks when destructed.
    virtual void DeletePendingTasks() = 0;
  
@@ -25,9 +36,9 @@ index 1adfd4cd1904..acfc0886003c 100644
   protected:
    friend class MessageLoop;
    friend class MessageLoopForUI;
-@@ -294,6 +296,9 @@ class BASE_EXPORT MessageLoop {
-     SEQUENCE_MANAGER,
-   };
+@@ -286,6 +288,9 @@ class BASE_EXPORT MessageLoop {
+ 
+   MessageLoopBase* GetMessageLoopBase();
  
 +  // Called from Thread::CleanUp() to release resources.
 +  void ReleasePump() { pump_ = nullptr; backend_->ReleasePump(); }
@@ -35,7 +46,7 @@ index 1adfd4cd1904..acfc0886003c 100644
    //----------------------------------------------------------------------------
   protected:
    using MessagePumpFactoryCallback =
-@@ -402,6 +407,7 @@ class BASE_EXPORT MessageLoop {
+@@ -374,6 +379,7 @@ class BASE_EXPORT MessageLoop {
  class BASE_EXPORT MessageLoopForUI : public MessageLoop {
   public:
    explicit MessageLoopForUI(Type type = TYPE_UI);
@@ -44,7 +55,7 @@ index 1adfd4cd1904..acfc0886003c 100644
  #if defined(OS_IOS)
    // On iOS, the main message loop cannot be Run().  Instead call Attach(),
 diff --git base/message_loop/message_loop_current.cc base/message_loop/message_loop_current.cc
-index dca465455e36..bc2dc7c33110 100644
+index e669669c72f5..84cc1bee2c74 100644
 --- base/message_loop/message_loop_current.cc
 +++ base/message_loop/message_loop_current.cc
 @@ -49,6 +49,8 @@ void MessageLoopCurrent::AddDestructionObserver(
@@ -57,7 +68,7 @@ index dca465455e36..bc2dc7c33110 100644
    current_->RemoveDestructionObserver(destruction_observer);
  }
 diff --git base/message_loop/message_loop_current.h base/message_loop/message_loop_current.h
-index 56c147d1e739..4afd37ba5b10 100644
+index d469a7214001..76ae4cb77c8e 100644
 --- base/message_loop/message_loop_current.h
 +++ base/message_loop/message_loop_current.h
 @@ -134,6 +134,16 @@ class BASE_EXPORT MessageLoopCurrent {
@@ -107,32 +118,19 @@ index 56c147d1e739..4afd37ba5b10 100644
  };
  
  #if !defined(OS_NACL)
-diff --git base/message_loop/message_loop_impl.h base/message_loop/message_loop_impl.h
-index bfcdf0c9694b..d0009f6a88d0 100644
---- base/message_loop/message_loop_impl.h
-+++ base/message_loop/message_loop_impl.h
-@@ -78,6 +78,8 @@ class BASE_EXPORT MessageLoopImpl : public MessageLoopBase,
-   void DeletePendingTasks() override;
-   bool HasTasks() override;
- 
-+  void ReleasePump() override { pump_ = nullptr; }
-+
-   // Gets the TaskRunner associated with this message loop.
-   const scoped_refptr<SingleThreadTaskRunner>& task_runner() const {
-     return task_runner_;
 diff --git base/message_loop/message_pump_win.cc base/message_loop/message_pump_win.cc
-index 5d917056f2e2..4aee732f1b71 100644
+index 9de7721c9cfb..13b9bf8660ed 100644
 --- base/message_loop/message_pump_win.cc
 +++ base/message_loop/message_pump_win.cc
-@@ -11,6 +11,7 @@
- 
+@@ -12,6 +12,7 @@
+ #include "base/bind.h"
  #include "base/debug/alias.h"
  #include "base/memory/ptr_util.h"
 +#include "base/message_loop/message_loop_current.h"
  #include "base/metrics/histogram_macros.h"
  #include "base/strings/stringprintf.h"
  #include "base/trace_event/trace_event.h"
-@@ -385,20 +386,28 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
+@@ -390,20 +391,28 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
  }
  
  bool MessagePumpForUI::ProcessPumpReplacementMessage() {
@@ -174,15 +172,15 @@ index 5d917056f2e2..4aee732f1b71 100644
           msg.hwnd != message_window_.hwnd());
  
 diff --git base/task/sequence_manager/sequence_manager_impl.h base/task/sequence_manager/sequence_manager_impl.h
-index e3838c1b33bd..ded869d57924 100644
+index 6c5c85f0e62f..78d400e609dc 100644
 --- base/task/sequence_manager/sequence_manager_impl.h
 +++ base/task/sequence_manager/sequence_manager_impl.h
-@@ -165,6 +165,8 @@ class BASE_EXPORT SequenceManagerImpl
+@@ -155,6 +155,8 @@ class BASE_EXPORT SequenceManagerImpl
    void BindToCurrentThread(std::unique_ptr<MessagePump> pump) override;
    void DeletePendingTasks() override;
    bool HasTasks() override;
 +  
-+  void ReleasePump() override { }
++  void ReleasePump() override {}
  
-   // Requests that a task to process work is posted on the main task runner.
-   // These tasks are de-duplicated in two buckets: main-thread and all other
+   // Requests that a task to process work is scheduled.
+   void ScheduleWork();