Remove unused RequestPeer::GetTaskRunner()

Change-Id: Icee91e5c9131e62afc4eca0faad2c1e18ee20556
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2492380
Auto-Submit: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Karan Bhatia <karandeepb@chromium.org>
Reviewed-by: Karan Bhatia <karandeepb@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Yutaka Hirano <yhirano@chromium.org>
Cr-Commit-Position: refs/heads/master@{#820201}

chrome/renderer/extensions/extension_localization_peer.cc

@@ -116,10 +116,6 @@ void ExtensionLocalizationPeer::OnCompletedRequest(
   CompleteRequest();
 }
 
-scoped_refptr<base::TaskRunner> ExtensionLocalizationPeer::GetTaskRunner() {
-  return original_peer_->GetTaskRunner();
-}
-
 void ExtensionLocalizationPeer::OnReadableBody(
     MojoResult,
     const mojo::HandleSignalsState&) {

chrome/renderer/extensions/extension_localization_peer.h

@@ -64,7 +64,6 @@ class ExtensionLocalizationPeer : public content::RequestPeer {
   void OnTransferSizeUpdated(int transfer_size_diff) override;
   void OnCompletedRequest(
       const network::URLLoaderCompletionStatus& status) override;
-  scoped_refptr<base::TaskRunner> GetTaskRunner() override;
 
  private:
   friend class ExtensionLocalizationPeerTest;

chrome/renderer/extensions/extension_localization_peer_unittest.cc

@@ -89,10 +89,6 @@ class MockRequestPeer : public content::RequestPeer {
   MOCK_METHOD1(OnTransferSizeUpdated, void(int transfer_size_diff));
   MOCK_METHOD1(OnCompletedRequest,
                void(const network::URLLoaderCompletionStatus& status));
-  scoped_refptr<base::TaskRunner> GetTaskRunner() override {
-    NOTREACHED();
-    return nullptr;
-  }
 
   void RunUntilBodyBecomesReady() {
     base::RunLoop loop;

content/public/renderer/request_peer.h

@@ -73,9 +73,6 @@ class CONTENT_EXPORT RequestPeer {
   virtual void OnCompletedRequest(
       const network::URLLoaderCompletionStatus& status) = 0;
 
-  // Returns the task runner on which this request peer is running.
-  virtual scoped_refptr<base::TaskRunner> GetTaskRunner() = 0;
-
   virtual ~RequestPeer() {}
 };
 

content/renderer/loader/resource_dispatcher_unittest.cc

@@ -225,9 +225,6 @@ class TestResourceDispatcherDelegate : public ResourceDispatcherDelegate {
       original_peer_->OnStartLoadingResponseBody(std::move(body_handle_));
       original_peer_->OnCompletedRequest(status);
     }
-    scoped_refptr<base::TaskRunner> GetTaskRunner() override {
-      return blink::scheduler::GetSingleThreadTaskRunnerForTesting();
-    }
 
    private:
     std::unique_ptr<RequestPeer> original_peer_;

content/renderer/loader/sync_load_context.cc

@@ -257,10 +257,6 @@ void SyncLoadContext::OnCompletedRequest(
   CompleteRequest();
 }
 
-scoped_refptr<base::TaskRunner> SyncLoadContext::GetTaskRunner() {
-  return task_runner_;
-}
-
 void SyncLoadContext::OnFinishCreatingBlob(
     blink::mojom::SerializedBlobPtr blob) {
   DCHECK(!Completed());

content/renderer/loader/sync_load_context.h

@@ -108,7 +108,6 @@ class CONTENT_EXPORT SyncLoadContext : public RequestPeer {
   void OnTransferSizeUpdated(int transfer_size_diff) override;
   void OnCompletedRequest(
       const network::URLLoaderCompletionStatus& status) override;
-  scoped_refptr<base::TaskRunner> GetTaskRunner() override;
 
   void OnFinishCreatingBlob(blink::mojom::SerializedBlobPtr blob);
 

content/renderer/loader/test_request_peer.cc

@@ -87,10 +87,6 @@ void TestRequestPeer::OnCompletedRequest(
   context_->completion_status = status;
 }
 
-scoped_refptr<base::TaskRunner> TestRequestPeer::GetTaskRunner() {
-  return blink::scheduler::GetSingleThreadTaskRunnerForTesting();
-}
-
 TestRequestPeer::Context::Context() = default;
 TestRequestPeer::Context::~Context() = default;
 

content/renderer/loader/test_request_peer.h

@@ -42,7 +42,6 @@ class TestRequestPeer : public RequestPeer {
   void OnReceivedCachedMetadata(mojo_base::BigBuffer data) override;
   void OnCompletedRequest(
       const network::URLLoaderCompletionStatus& status) override;
-  scoped_refptr<base::TaskRunner> GetTaskRunner() override;
 
   struct Context final {
     Context();

content/renderer/loader/web_url_loader_impl.cc

@@ -468,9 +468,6 @@ class WebURLLoaderImpl::RequestPeerImpl : public RequestPeer {
   void OnReceivedCachedMetadata(mojo_base::BigBuffer data) override;
   void OnCompletedRequest(
       const network::URLLoaderCompletionStatus& status) override;
-  scoped_refptr<base::TaskRunner> GetTaskRunner() override {
-    return context_->task_runner();
-  }
 
  private:
   scoped_refptr<Context> context_;