Introduce the abstract class WebViewBase, to decouple WebViewImpl.

third_party/WebKit/Source/web/DevToolsEmulator.cpp

 // Copyright 2015 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 "web/DevToolsEmulator.h"
 
+#include "core/exported/WebViewBase.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/frame/VisualViewport.h"
 #include "core/input/EventHandler.h"
 #include "core/page/Page.h"
 #include "core/style/ComputedStyle.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/geometry/FloatRect.h"
 #include "platform/geometry/FloatSize.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/geometry/IntSize.h"
+#include "platform/graphics/GraphicsLayer.h"
 #include "platform/loader/fetch/MemoryCache.h"
 #include "platform/wtf/PtrUtil.h"
 #include "public/platform/WebLayerTreeView.h"
 #include "web/WebInputEventConversion.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebSettingsImpl.h"
-#include "web/WebViewImpl.h"
 
 namespace {
 
 static float calculateDeviceScaleAdjustment(int width,
                                             int height,
                                             float deviceScaleFactor) {
   // Chromium on Android uses a device scale adjustment for fonts used in text
   // autosizing for improved legibility. This function computes this adjusted
   // value for text autosizing.
   // For a description of the Android device scale adjustment algorithm, see:
@@ skipping 16 matching lines @@
   // The font scale multiplier varies linearly between kMinFSM and kMaxFSM.
   float ratio = static_cast<float>(minWidth - kWidthForMinFSM) /
                 (kWidthForMaxFSM - kWidthForMinFSM);
   return ratio * (kMaxFSM - kMinFSM) + kMinFSM;
 }
 
 }  // namespace
 
 namespace blink {
 
-DevToolsEmulator::DevToolsEmulator(WebViewImpl* web_view_impl)
+DevToolsEmulator::DevToolsEmulator(WebViewBase* web_view_impl)
     : web_view_impl_(web_view_impl),
       device_metrics_enabled_(false),
       emulate_mobile_enabled_(false),
       is_overlay_scrollbars_enabled_(false),
       is_orientation_event_enabled_(false),
       is_mobile_layout_theme_enabled_(false),
       original_default_minimum_page_scale_factor_(0),
       original_default_maximum_page_scale_factor_(0),
       embedder_text_autosizing_enabled_(
           web_view_impl->GetPage()->GetSettings().TextAutosizingEnabled()),
@@ skipping 23 matching lines @@
       double_tap_to_zoom_enabled_(false),
       original_touch_event_feature_detection_enabled_(false),
       original_device_supports_touch_(false),
       original_max_touch_points_(0),
       embedder_script_enabled_(
           web_view_impl->GetPage()->GetSettings().GetScriptEnabled()),
       script_execution_disabled_(false) {}
 
 DevToolsEmulator::~DevToolsEmulator() {}
 
-DevToolsEmulator* DevToolsEmulator::Create(WebViewImpl* web_view_impl) {
-  return new DevToolsEmulator(web_view_impl);
+DevToolsEmulator* DevToolsEmulator::Create(WebViewBase* web_view_base) {
+  return new DevToolsEmulator(web_view_base);
 }
 
 DEFINE_TRACE(DevToolsEmulator) {}
 
 void DevToolsEmulator::SetTextAutosizingEnabled(bool enabled) {
   embedder_text_autosizing_enabled_ = enabled;
   bool emulate_mobile_enabled =
       device_metrics_enabled_ && emulate_mobile_enabled_;
   if (!emulate_mobile_enabled)
     web_view_impl_->GetPage()->GetSettings().SetTextAutosizingEnabled(enabled);
@@ skipping 433 matching lines @@
       last_pinch_anchor_css_.reset();
       last_pinch_anchor_dip_.reset();
     }
     return true;
   }
 
   return false;
 }
 
 }  // namespace blink