Add command line flags for compositor's default tile size and

webkit/glue/webpreferences.cc

 // Copyright (c) 2012 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 "webkit/glue/webpreferences.h"
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCompositor.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNetworkStateNotifier.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRuntimeFeatures.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSettings.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSize.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "unicode/uchar.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebNetworkStateNotifier;
 using WebKit::WebRuntimeFeatures;
 using WebKit::WebSettings;
+using WebKit::WebSize;
 using WebKit::WebString;
 using WebKit::WebURL;
 using WebKit::WebView;
 
 namespace webkit_glue {
 
 // "Zyyy" is the ISO 15924 script code for undetermined script aka Common.
 const char WebPreferences::kCommonScript[] = "Zyyy";
 
 WebPreferences::WebPreferences()
@@ skipping 62 matching lines @@
       fullscreen_enabled(false),
       allow_displaying_insecure_content(true),
       allow_running_insecure_content(false),
       password_echo_enabled(false),
       should_print_backgrounds(false),
       enable_scroll_animator(false),
       hixie76_websocket_protocol_enabled(false),
       visual_word_movement_enabled(false),
       per_tile_painting_enabled(false),
       css_regions_enabled(false),
-      css_shaders_enabled(false) {
+      css_shaders_enabled(false),
+      default_tile_width(256),
+      default_tile_height(256),
+      max_untiled_layer_width(512),
+      max_untiled_layer_height(512) {
   standard_font_family_map[kCommonScript] =
       ASCIIToUTF16("Times New Roman");
   fixed_font_family_map[kCommonScript] =
       ASCIIToUTF16("Courier New");
   serif_font_family_map[kCommonScript] =
       ASCIIToUTF16("Times New Roman");
   sans_serif_font_family_map[kCommonScript] =
       ASCIIToUTF16("Arial");
   cursive_font_family_map[kCommonScript] =
       ASCIIToUTF16("Script");
@@ skipping 231 matching lines @@
   settings->setHixie76WebSocketProtocolEnabled(
       hixie76_websocket_protocol_enabled);
   settings->setVisualWordMovementEnabled(visual_word_movement_enabled);
 
   // Enable per-tile painting if requested on the command line.
   settings->setPerTilePaintingEnabled(per_tile_painting_enabled);
 
   settings->setExperimentalCSSRegionsEnabled(css_regions_enabled);
   settings->setExperimentalCSSCustomFilterEnabled(css_shaders_enabled);
 
+  settings->setDefaultTileSize(
+      WebSize(default_tile_width, default_tile_height));
+  settings->setMaxUntiledLayerSize(
+      WebSize(max_untiled_layer_width, max_untiled_layer_height));
+
   WebNetworkStateNotifier::setOnLine(is_online);
 }
 
 }  // namespace webkit_glue