Bye bye Mandoline

components/html_viewer/blink_settings_impl.cc

Index: components/html_viewer/blink_settings_impl.cc
diff --git a/components/html_viewer/blink_settings_impl.cc b/components/html_viewer/blink_settings_impl.cc
deleted file mode 100644
index c7c495dde558098e9e551c4557e3b9c0b1608f41..0000000000000000000000000000000000000000
--- a/components/html_viewer/blink_settings_impl.cc
+++ /dev/null
@@ -1,427 +0,0 @@
-// 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 "components/html_viewer/blink_settings_impl.h"
-
-#include <stdint.h>
-
-#include "base/command_line.h"
-#include "build/build_config.h"
-#include "components/html_viewer/web_preferences.h"
-#include "third_party/WebKit/public/platform/WebString.h"
-#include "third_party/WebKit/public/web/WebNetworkStateNotifier.h"
-#include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
-#include "third_party/WebKit/public/web/WebSettings.h"
-#include "third_party/WebKit/public/web/WebView.h"
-#include "third_party/icu/source/common/unicode/uchar.h"
-#include "third_party/icu/source/common/unicode/uscript.h"
-#include "ui/base/touch/touch_device.h"
-#include "ui/base/ui_base_switches_util.h"
-#include "ui/gfx/font_render_params.h"
-
-#if defined(OS_ANDROID)
-#include "url/gurl.h"
-#endif
-
-#if defined(OS_LINUX)
-#include "third_party/WebKit/public/web/linux/WebFontRendering.h"
-#endif
-
-namespace html_viewer {
-
-// TODO(rjkroege): Update this code once http://crbug.com/481108 has been
-// completed and the WebSettings parameter space has been reduced.
-//
-// The code inside the anonymous namespace has been copied from content
-// and is largely unchanged here. My assumption is that this is a
-// temporary measure until 481108 is resolved.
-namespace {
-
-// Command line switch string to disable experimental WebGL.
-const char kDisableWebGLSwitch[] = "disable-webgl";
-
-blink::WebConnectionType NetConnectionTypeToWebConnectionType(
-    net::NetworkChangeNotifier::ConnectionType net_type) {
-  switch (net_type) {
-    case net::NetworkChangeNotifier::CONNECTION_UNKNOWN:
-      return blink::WebConnectionTypeUnknown;
-    case net::NetworkChangeNotifier::CONNECTION_ETHERNET:
-      return blink::WebConnectionTypeEthernet;
-    case net::NetworkChangeNotifier::CONNECTION_WIFI:
-      return blink::WebConnectionTypeWifi;
-    case net::NetworkChangeNotifier::CONNECTION_NONE:
-      return blink::WebConnectionTypeNone;
-    case net::NetworkChangeNotifier::CONNECTION_2G:
-      return blink::WebConnectionTypeCellular2G;
-    case net::NetworkChangeNotifier::CONNECTION_3G:
-      return blink::WebConnectionTypeCellular3G;
-    case net::NetworkChangeNotifier::CONNECTION_4G:
-      return blink::WebConnectionTypeCellular4G;
-    case net::NetworkChangeNotifier::CONNECTION_BLUETOOTH:
-      return blink::WebConnectionTypeBluetooth;
-  }
-  NOTREACHED();
-  return blink::WebConnectionTypeNone;
-}
-
-typedef void (*SetFontFamilyWrapper)(blink::WebSettings*,
-                                     const base::string16&,
-                                     UScriptCode);
-
-// If |scriptCode| is a member of a family of "similar" script codes, returns
-// the script code in that family that is used by WebKit for font selection
-// purposes.  For example, USCRIPT_KATAKANA_OR_HIRAGANA and USCRIPT_JAPANESE are
-// considered equivalent for the purposes of font selection.  WebKit uses the
-// script code USCRIPT_KATAKANA_OR_HIRAGANA.  So, if |scriptCode| is
-// USCRIPT_JAPANESE, the function returns USCRIPT_KATAKANA_OR_HIRAGANA.  WebKit
-// uses different scripts than the ones in Chrome pref names because the version
-// of ICU included on certain ports does not have some of the newer scripts.  If
-// |scriptCode| is not a member of such a family, returns |scriptCode|.
-UScriptCode GetScriptForWebSettings(UScriptCode scriptCode) {
-  switch (scriptCode) {
-    case USCRIPT_HIRAGANA:
-    case USCRIPT_KATAKANA:
-    case USCRIPT_JAPANESE:
-      return USCRIPT_KATAKANA_OR_HIRAGANA;
-    case USCRIPT_KOREAN:
-      return USCRIPT_HANGUL;
-    default:
-      return scriptCode;
-  }
-}
-
-void SetStandardFontFamilyWrapper(blink::WebSettings* settings,
-                                  const base::string16& font,
-                                  UScriptCode script) {
-  settings->setStandardFontFamily(font, script);
-}
-
-void SetFixedFontFamilyWrapper(blink::WebSettings* settings,
-                               const base::string16& font,
-                               UScriptCode script) {
-  settings->setFixedFontFamily(font, script);
-}
-
-void SetSerifFontFamilyWrapper(blink::WebSettings* settings,
-                               const base::string16& font,
-                               UScriptCode script) {
-  settings->setSerifFontFamily(font, script);
-}
-
-void SetSansSerifFontFamilyWrapper(blink::WebSettings* settings,
-                                   const base::string16& font,
-                                   UScriptCode script) {
-  settings->setSansSerifFontFamily(font, script);
-}
-
-void SetCursiveFontFamilyWrapper(blink::WebSettings* settings,
-                                 const base::string16& font,
-                                 UScriptCode script) {
-  settings->setCursiveFontFamily(font, script);
-}
-
-void SetFantasyFontFamilyWrapper(blink::WebSettings* settings,
-                                 const base::string16& font,
-                                 UScriptCode script) {
-  settings->setFantasyFontFamily(font, script);
-}
-
-void SetPictographFontFamilyWrapper(blink::WebSettings* settings,
-                                    const base::string16& font,
-                                    UScriptCode script) {
-  settings->setPictographFontFamily(font, script);
-}
-
-void ApplyFontsFromMap(const ScriptFontFamilyMap& map,
-                       SetFontFamilyWrapper setter,
-                       blink::WebSettings* settings) {
-  for (ScriptFontFamilyMap::const_iterator it = map.begin(); it != map.end();
-       ++it) {
-    int32_t script = u_getPropertyValueEnum(UCHAR_SCRIPT, (it->first).c_str());
-    if (script >= 0 && script < USCRIPT_CODE_LIMIT) {
-      UScriptCode code = static_cast<UScriptCode>(script);
-      (*setter)(settings, it->second, GetScriptForWebSettings(code));
-    }
-  }
-}
-
-}  // namespace
-
-void BlinkSettingsImpl::ApplySettings(blink::WebView* web_view,
-                                      const WebPreferences& prefs) const {
-  blink::WebSettings* settings = web_view->settings();
-
-  ApplyFontsFromMap(prefs.standard_font_family_map,
-                    SetStandardFontFamilyWrapper, settings);
-  ApplyFontsFromMap(prefs.fixed_font_family_map, SetFixedFontFamilyWrapper,
-                    settings);
-  ApplyFontsFromMap(prefs.serif_font_family_map, SetSerifFontFamilyWrapper,
-                    settings);
-  ApplyFontsFromMap(prefs.sans_serif_font_family_map,
-                    SetSansSerifFontFamilyWrapper, settings);
-  ApplyFontsFromMap(prefs.cursive_font_family_map, SetCursiveFontFamilyWrapper,
-                    settings);
-  ApplyFontsFromMap(prefs.fantasy_font_family_map, SetFantasyFontFamilyWrapper,
-                    settings);
-  ApplyFontsFromMap(prefs.pictograph_font_family_map,
-                    SetPictographFontFamilyWrapper, settings);
-
-  settings->setDefaultFontSize(prefs.default_font_size);
-  settings->setDefaultFixedFontSize(prefs.default_fixed_font_size);
-  settings->setMinimumFontSize(prefs.minimum_font_size);
-  settings->setMinimumLogicalFontSize(prefs.minimum_logical_font_size);
-
-  settings->setDefaultTextEncodingName(
-      base::ASCIIToUTF16(prefs.default_encoding));
-  settings->setJavaScriptEnabled(prefs.javascript_enabled);
-
-  settings->setWebSecurityEnabled(prefs.web_security_enabled);
-  settings->setJavaScriptCanOpenWindowsAutomatically(
-      prefs.javascript_can_open_windows_automatically);
-  settings->setLoadsImagesAutomatically(prefs.loads_images_automatically);
-  settings->setImagesEnabled(prefs.images_enabled);
-  settings->setPluginsEnabled(prefs.plugins_enabled);
-  settings->setDOMPasteAllowed(prefs.dom_paste_enabled);
-  settings->setUsesEncodingDetector(prefs.uses_universal_detector);
-  settings->setTextAreasAreResizable(prefs.text_areas_are_resizable);
-  settings->setAllowScriptsToCloseWindows(prefs.allow_scripts_to_close_windows);
-  settings->setDownloadableBinaryFontsEnabled(prefs.remote_fonts_enabled);
-  settings->setJavaScriptCanAccessClipboard(
-      prefs.javascript_can_access_clipboard);
-  blink::WebRuntimeFeatures::enableXSLT(prefs.xslt_enabled);
-  blink::WebRuntimeFeatures::enableSlimmingPaintV2(
-      prefs.slimming_paint_v2_enabled);
-  settings->setXSSAuditorEnabled(prefs.xss_auditor_enabled);
-  settings->setDNSPrefetchingEnabled(prefs.dns_prefetching_enabled);
-  settings->setDataSaverEnabled(prefs.data_saver_enabled);
-  settings->setLocalStorageEnabled(prefs.local_storage_enabled);
-  settings->setSyncXHRInDocumentsEnabled(prefs.sync_xhr_in_documents_enabled);
-  blink::WebRuntimeFeatures::enableDatabase(prefs.databases_enabled);
-  settings->setOfflineWebApplicationCacheEnabled(
-      prefs.application_cache_enabled);
-  settings->setCaretBrowsingEnabled(prefs.caret_browsing_enabled);
-  settings->setHyperlinkAuditingEnabled(prefs.hyperlink_auditing_enabled);
-  settings->setCookieEnabled(prefs.cookie_enabled);
-  settings->setNavigateOnDragDrop(prefs.navigate_on_drag_drop);
-
-  // By default, allow_universal_access_from_file_urls is set to false and thus
-  // we mitigate attacks from local HTML files by not granting file:// URLs
-  // universal access. Only test shell will enable this.
-  settings->setAllowUniversalAccessFromFileURLs(
-      prefs.allow_universal_access_from_file_urls);
-  settings->setAllowFileAccessFromFileURLs(
-      prefs.allow_file_access_from_file_urls);
-
-  // Enable the web audio API if requested on the command line.
-  settings->setWebAudioEnabled(prefs.webaudio_enabled);
-
-  // Enable experimental WebGL support if requested on command line
-  // and support is compiled in.
-  settings->setExperimentalWebGLEnabled(experimental_webgl_enabled_);
-
-  // Disable GL multisampling if requested on command line.
-  settings->setOpenGLMultisamplingEnabled(prefs.gl_multisampling_enabled);
-
-  // Enable WebGL errors to the JS console if requested.
-  settings->setWebGLErrorsToConsoleEnabled(
-      prefs.webgl_errors_to_console_enabled);
-
-  // Uses the mock theme engine for scrollbars.
-  settings->setMockScrollbarsEnabled(prefs.mock_scrollbars_enabled);
-
-  // Enable gpu-accelerated 2d canvas if requested on the command line.
-  settings->setAccelerated2dCanvasEnabled(prefs.accelerated_2d_canvas_enabled);
-
-  settings->setMinimumAccelerated2dCanvasSize(
-      prefs.minimum_accelerated_2d_canvas_size);
-
-  // Disable antialiasing for 2d canvas if requested on the command line.
-  settings->setAntialiased2dCanvasEnabled(
-      !prefs.antialiased_2d_canvas_disabled);
-
-  // Enabled antialiasing of clips for 2d canvas if requested on the command
-  // line.
-  settings->setAntialiasedClips2dCanvasEnabled(
-      prefs.antialiased_clips_2d_canvas_enabled);
-
-  // Set MSAA sample count for 2d canvas if requested on the command line (or
-  // default value if not).
-  settings->setAccelerated2dCanvasMSAASampleCount(
-      prefs.accelerated_2d_canvas_msaa_sample_count);
-
-  settings->setUnifiedTextCheckerEnabled(prefs.unified_textchecker_enabled);
-
-  // Tabs to link is not part of the settings. WebCore calls
-  // ChromeClient::tabsToLinks which is part of the glue code.
-  web_view->setTabsToLinks(prefs.tabs_to_links);
-
-  settings->setAllowDisplayOfInsecureContent(
-      prefs.allow_displaying_insecure_content);
-  settings->setAllowRunningOfInsecureContent(
-      prefs.allow_running_insecure_content);
-  settings->setDisableReadingFromCanvas(prefs.disable_reading_from_canvas);
-  settings->setStrictMixedContentChecking(prefs.strict_mixed_content_checking);
-
-  settings->setStrictlyBlockBlockableMixedContent(
-      prefs.strictly_block_blockable_mixed_content);
-
-  settings->setStrictMixedContentCheckingForPlugin(
-      prefs.block_mixed_plugin_content);
-
-  settings->setStrictPowerfulFeatureRestrictions(
-      prefs.strict_powerful_feature_restrictions);
-  settings->setPasswordEchoEnabled(prefs.password_echo_enabled);
-  settings->setShouldPrintBackgrounds(prefs.should_print_backgrounds);
-  settings->setShouldClearDocumentBackground(
-      prefs.should_clear_document_background);
-  settings->setEnableScrollAnimator(prefs.enable_scroll_animator);
-
-  blink::WebRuntimeFeatures::enableTouch(prefs.touch_enabled);
-  settings->setMaxTouchPoints(prefs.pointer_events_max_touch_points);
-  settings->setAvailablePointerTypes(prefs.available_pointer_types);
-  settings->setPrimaryPointerType(
-      static_cast<blink::PointerType>(prefs.primary_pointer_type));
-  settings->setAvailableHoverTypes(prefs.available_hover_types);
-  settings->setPrimaryHoverType(
-      static_cast<blink::HoverType>(prefs.primary_hover_type));
-  settings->setDeviceSupportsTouch(prefs.device_supports_touch);
-  settings->setDeviceSupportsMouse(prefs.device_supports_mouse);
-  settings->setEnableTouchAdjustment(prefs.touch_adjustment_enabled);
-  settings->setMultiTargetTapNotificationEnabled(
-      switches::IsLinkDisambiguationPopupEnabled());
-
-  blink::WebRuntimeFeatures::enableImageColorProfiles(
-      prefs.image_color_profiles_enabled);
-  settings->setShouldRespectImageOrientation(
-      prefs.should_respect_image_orientation);
-
-  settings->setUnsafePluginPastingEnabled(false);
-  settings->setEditingBehavior(
-      static_cast<blink::WebSettings::EditingBehavior>(prefs.editing_behavior));
-
-  settings->setSupportsMultipleWindows(prefs.supports_multiple_windows);
-
-  settings->setViewportEnabled(prefs.viewport_enabled);
-  settings->setLoadWithOverviewMode(prefs.initialize_at_minimum_page_scale);
-  settings->setViewportMetaEnabled(prefs.viewport_meta_enabled);
-  settings->setMainFrameResizesAreOrientationChanges(
-      prefs.main_frame_resizes_are_orientation_changes);
-
-  settings->setSmartInsertDeleteEnabled(prefs.smart_insert_delete_enabled);
-
-  settings->setSpatialNavigationEnabled(prefs.spatial_navigation_enabled);
-
-  settings->setSelectionIncludesAltImageText(true);
-
-  settings->setV8CacheOptions(
-      static_cast<blink::WebSettings::V8CacheOptions>(prefs.v8_cache_options));
-
-  settings->setImageAnimationPolicy(
-      static_cast<blink::WebSettings::ImageAnimationPolicy>(
-          prefs.animation_policy));
-
-  // Needs to happen before setIgnoreVIewportTagScaleLimits below.
-  web_view->setDefaultPageScaleLimits(prefs.default_minimum_page_scale_factor,
-                                      prefs.default_maximum_page_scale_factor);
-
-#if defined(OS_ANDROID)
-  settings->setAllowCustomScrollbarInMainFrame(false);
-  settings->setTextAutosizingEnabled(prefs.text_autosizing_enabled);
-  settings->setAccessibilityFontScaleFactor(prefs.font_scale_factor);
-  settings->setDeviceScaleAdjustment(prefs.device_scale_adjustment);
-  settings->setFullscreenSupported(prefs.fullscreen_supported);
-  web_view->setIgnoreViewportTagScaleLimits(prefs.force_enable_zoom);
-  settings->setAutoZoomFocusedNodeToLegibleScale(true);
-  settings->setDoubleTapToZoomEnabled(prefs.double_tap_to_zoom_enabled);
-  settings->setMediaControlsOverlayPlayButtonEnabled(true);
-  settings->setMediaPlaybackRequiresUserGesture(
-      prefs.user_gesture_required_for_media_playback);
-  settings->setDefaultVideoPosterURL(
-      base::ASCIIToUTF16(prefs.default_video_poster_url.spec()));
-  settings->setSupportDeprecatedTargetDensityDPI(
-      prefs.support_deprecated_target_density_dpi);
-  settings->setUseLegacyBackgroundSizeShorthandBehavior(
-      prefs.use_legacy_background_size_shorthand_behavior);
-  settings->setWideViewportQuirkEnabled(prefs.wide_viewport_quirk);
-  settings->setUseWideViewport(prefs.use_wide_viewport);
-  settings->setForceZeroLayoutHeight(prefs.force_zero_layout_height);
-  settings->setViewportMetaLayoutSizeQuirk(
-      prefs.viewport_meta_layout_size_quirk);
-  settings->setViewportMetaMergeContentQuirk(
-      prefs.viewport_meta_merge_content_quirk);
-  settings->setViewportMetaNonUserScalableQuirk(
-      prefs.viewport_meta_non_user_scalable_quirk);
-  settings->setViewportMetaZeroValuesQuirk(
-      prefs.viewport_meta_zero_values_quirk);
-  settings->setClobberUserAgentInitialScaleQuirk(
-      prefs.clobber_user_agent_initial_scale_quirk);
-  settings->setIgnoreMainFrameOverflowHiddenQuirk(
-      prefs.ignore_main_frame_overflow_hidden_quirk);
-  settings->setReportScreenSizeInPhysicalPixelsQuirk(
-      prefs.report_screen_size_in_physical_pixels_quirk);
-  settings->setPreferHiddenVolumeControls(true);
-  settings->setMainFrameClipsContent(!prefs.record_whole_document);
-  settings->setShrinksViewportContentToFit(true);
-  settings->setUseMobileViewportStyle(true);
-  settings->setAutoplayExperimentMode(
-      blink::WebString::fromUTF8(prefs.autoplay_experiment_mode));
-#endif
-
-  blink::WebNetworkStateNotifier::setOnLine(prefs.is_online);
-  blink::WebNetworkStateNotifier::setWebConnection(
-      NetConnectionTypeToWebConnectionType(prefs.net_info_connection_type),
-      prefs.net_info_max_bandwidth_mbps);
-
-  settings->setPinchOverlayScrollbarThickness(
-      prefs.pinch_overlay_scrollbar_thickness);
-  settings->setUseSolidColorScrollbars(prefs.use_solid_color_scrollbars);
-
-  settings->setShowContextMenuOnMouseUp(prefs.context_menu_on_mouse_up);
-
-#if defined(OS_MACOSX)
-  settings->setDoubleTapToZoomEnabled(true);
-  web_view->setMaximumLegibleScale(prefs.default_maximum_page_scale_factor);
-#endif
-}
-
-#if defined(OS_LINUX)
-// TODO(rjkroege): Some of this information needs to be plumbed out of
-// mus into the html_viewer. Most of this information needs to be
-// dynamically adjustable (e.g. if I move a mandoline PlatformWindow from
-// a LCD panel to a CRT display on a multiple-monitor system, then mus
-// should communicate this to the app as part of having the app rasterize
-// itself. See http://crbug.com/540054
-void BlinkSettingsImpl::ApplyFontRendereringSettings() const {
-  blink::WebFontRendering::setHinting(SkPaint::kNormal_Hinting);
-  blink::WebFontRendering::setAutoHint(false);
-  blink::WebFontRendering::setUseBitmaps(false);
-  blink::WebFontRendering::setLCDOrder(
-      gfx::FontRenderParams::SubpixelRenderingToSkiaLCDOrder(
-          gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE));
-  blink::WebFontRendering::setLCDOrientation(
-      gfx::FontRenderParams::SubpixelRenderingToSkiaLCDOrientation(
-          gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE));
-  blink::WebFontRendering::setAntiAlias(true);
-  blink::WebFontRendering::setSubpixelRendering(false);
-  blink::WebFontRendering::setSubpixelPositioning(false);
-  blink::WebFontRendering::setDefaultFontSize(0);
-}
-#else
-void BlinkSettingsImpl::ApplyFontRendereringSettings() const {}
-#endif
-
-BlinkSettingsImpl::BlinkSettingsImpl() : experimental_webgl_enabled_(false) {}
-
-void BlinkSettingsImpl::Init() {
-  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  experimental_webgl_enabled_ = !command_line->HasSwitch(kDisableWebGLSwitch);
-}
-
-void BlinkSettingsImpl::ApplySettingsToWebView(blink::WebView* view) const {
-  WebPreferences prefs;
-  ApplySettings(view, prefs);
-  ApplyFontRendereringSettings();
-}
-
-}  // namespace html_viewer