Remove the WebPNetworkClient* from iOS

components/webp_transcode/webp_network_client_unittest.mm

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "components/webp_transcode/webp_network_client.h"
-
-#include <stddef.h>
-
-#include "base/mac/scoped_nsobject.h"
-#include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "base/message_loop/message_loop.h"
-#include "base/thread_task_runner_handle.h"
-#include "net/http/http_request_headers.h"
-#include "net/url_request/url_request_test_util.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#import "third_party/ocmock/OCMock/OCMock.h"
-
-namespace {
-class WebPNetworkClientTest : public testing::Test {
- public:
-  WebPNetworkClientTest() {
-    // Set up mock original network client proxy.
-    OCMockObject* mockProxy_ = [[OCMockObject
-        niceMockForProtocol:@protocol(CRNNetworkClientProtocol)] retain];
-    mockWebProxy_.reset(mockProxy_);
-
-    // Link all the mock objects into the WebPNetworkClient.
-    webp_client_.reset([[WebPNetworkClient alloc]
-        initWithTaskRunner:base::ThreadTaskRunnerHandle::Get()]);
-    [webp_client_
-        setUnderlyingClient:(id<CRNNetworkClientProtocol>)mockWebProxy_];
-  }
-
- protected:
-  base::MessageLoop loop_;
-  base::scoped_nsobject<WebPNetworkClient> webp_client_;
-  // Holds a mock CRNNetworkClientProtocol object.
-  base::scoped_nsobject<OCMockObject> mockWebProxy_;
-};
-}  // namespace
-
-TEST_F(WebPNetworkClientTest, TestAcceptHeaders) {
-  const struct {
-    const std::string header_in;
-    const std::string header_out;
-  } tests[] = {
-      {"", "image/webp"},
-      {"*/*", "*/*,image/webp"},
-      {"image/webp", "image/webp"},
-      {"text/html,*/*", "text/html,*/*,image/webp"},
-      // Desktop Chrome default without image/webp.
-      {"text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
-       "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8,"
-       "image/webp"},
-      // Desktop Chrome default.
-      {"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,"
-       "*/*;q=0.8",
-       "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,"
-       "*/*;q=0.8"}};
-  GURL url("http://www.google.com");
-  scoped_ptr<net::URLRequestContext> request_context(
-      new net::TestURLRequestContext(false));
-  for (size_t i = 0; i < arraysize(tests); ++i) {
-    scoped_ptr<net::URLRequest> request =
-        request_context->CreateRequest(url, net::DEFAULT_PRIORITY, nullptr);
-    if (!tests[i].header_in.empty())
-      request->SetExtraRequestHeaderByName("Accept", tests[i].header_in, true);
-    [webp_client_ didCreateNativeRequest:request.get()];
-    const net::HttpRequestHeaders& headers = request->extra_request_headers();
-    std::string acceptHeader;
-    EXPECT_TRUE(headers.GetHeader("Accept", &acceptHeader));
-    EXPECT_EQ(tests[i].header_out, acceptHeader);
-  }
-}