Revert of Browser Side Text Input State Tracking for OOPIF (Manual).

content/browser/frame_host/render_widget_host_view_guest_unittest.cc

Index: content/browser/frame_host/render_widget_host_view_guest_unittest.cc
diff --git a/content/browser/frame_host/render_widget_host_view_guest_unittest.cc b/content/browser/frame_host/render_widget_host_view_guest_unittest.cc
index e99204fe0039bdb7496dc482923753c019a81088..4ddc86345ce4a82d62128e1d488865ee84d49388 100644
--- a/content/browser/frame_host/render_widget_host_view_guest_unittest.cc
+++ b/content/browser/frame_host/render_widget_host_view_guest_unittest.cc
@@ -20,7 +20,6 @@
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
-#include "content/common/text_input_state.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_plugin_guest_delegate.h"
 #include "content/public/browser/render_widget_host_view.h"
@@ -34,21 +33,15 @@ namespace content {
 namespace {
 class MockRenderWidgetHostDelegate : public RenderWidgetHostDelegate {
  public:
-  MockRenderWidgetHostDelegate() : text_input_state_(new TextInputState()) {}
+  MockRenderWidgetHostDelegate() {}
   ~MockRenderWidgetHostDelegate() override {}
 
-  const TextInputState* GetTextInputState() override {
-    return text_input_state_.get();
-  }
-
  private:
   // RenderWidgetHostDelegate:
   void Cut() override {}
   void Copy() override {}
   void Paste() override {}
   void SelectAll() override {}
-
-  std::unique_ptr<TextInputState> text_input_state_;
 };
 
 class RenderWidgetHostViewGuestTest : public testing::Test {