Refactor Blink's ServiceConnector and add ability to mock in layout tests

content/child/blink_platform_impl.cc

Index: content/child/blink_platform_impl.cc
diff --git a/content/child/blink_platform_impl.cc b/content/child/blink_platform_impl.cc
index e00332a7c1f8c74c7a609a7c7cbfd29f3e796ebe..b756a30ee11f48442b33b5dc8d862a799ca2cbce 100644
--- a/content/child/blink_platform_impl.cc
+++ b/content/child/blink_platform_impl.cc
@@ -50,8 +50,6 @@
 #include "content/public/common/content_client.h"
 #include "content/public/common/service_manager_connection.h"
 #include "net/base/net_errors.h"
-#include "services/service_manager/public/cpp/connector.h"
-#include "services/service_manager/public/interfaces/connector.mojom.h"
 #include "third_party/WebKit/public/platform/WebData.h"
 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
 #include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
@@ -786,19 +784,6 @@ bool BlinkPlatformImpl::databaseSetFileSize(
   return false;
 }
 
-void BlinkPlatformImpl::bindServiceConnector(
-    mojo::ScopedMessagePipeHandle remote_handle) {
-  if (!ChildThreadImpl::current())
-    return;
-
-  service_manager::mojom::ConnectorRequest chromium_request;
-  chromium_request.Bind(std::move(remote_handle));
-  ChildThreadImpl::current()
-      ->GetServiceManagerConnection()
-      ->GetConnector()
-      ->BindConnectorRequest(std::move(chromium_request));
-}
-
 size_t BlinkPlatformImpl::actualMemoryUsageMB() {
   return GetMemoryUsageKB() >> 10;
 }