Add text autosizing override in the inspector.

Source/core/page/Settings.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 105 matching lines @@
     , m_mediaTypeOverride("screen")
     , m_textAutosizingFontScaleFactor(1)
 #if HACK_FORCE_TEXT_AUTOSIZING_ON_DESKTOP
     , m_textAutosizingWindowSizeOverride(320, 480)
     , m_textAutosizingEnabled(true)
 #else
     , m_textAutosizingEnabled(false)
 #endif
     , m_useWideViewport(true)
     , m_loadWithOverviewMode(true)
+    , m_textAutosizingOverride(NoOverride)
     SETTINGS_INITIALIZER_LIST
     , m_isJavaEnabled(false)
     , m_loadsImagesAutomatically(false)
     , m_areImagesEnabled(true)
     , m_arePluginsEnabled(false)
     , m_isScriptEnabled(false)
     , m_isCSSCustomFilterEnabled(false)
     , m_cssStickyPositionEnabled(true)
     , m_dnsPrefetchingEnabled(false)
     , m_touchEventEmulationEnabled(false)
@@ skipping 84 matching lines @@
 
 void Settings::setTextAutosizingEnabled(bool textAutosizingEnabled)
 {
     if (m_textAutosizingEnabled == textAutosizingEnabled)
         return;
 
     m_textAutosizingEnabled = textAutosizingEnabled;
     m_page->setNeedsRecalcStyleInAllFrames();
 }
 
+bool Settings::textAutosizingEnabled() const
+{
+    switch (m_textAutosizingOverride) {
+    case NoOverride:
+        return m_textAutosizingEnabled;
+    case TextAutosizingOverrideEnabled:
+        return true;
+    case TextAutosizingOverrideDisabled:
+        return false;
+    default:
+        ASSERT_NOT_REACHED();
+    }
+    return false;
+}
+
 void Settings::setTextAutosizingWindowSizeOverride(const IntSize& textAutosizingWindowSizeOverride)
 {
     if (m_textAutosizingWindowSizeOverride == textAutosizingWindowSizeOverride)
         return;
 
     m_textAutosizingWindowSizeOverride = textAutosizingWindowSizeOverride;
     m_page->setNeedsRecalcStyleInAllFrames();
 }
 
+void Settings::setTextAutosizingEnabledOverride(TextAutosizingOverride textAutosizingOverride)
+{
+    if (m_textAutosizingOverride == textAutosizingOverride)
+        return;
+
+    m_textAutosizingOverride = textAutosizingOverride;
+    m_page->setNeedsRecalcStyleInAllFrames();
+}
+
 void Settings::setUseWideViewport(bool useWideViewport)
 {
     if (m_useWideViewport == useWideViewport)
         return;
 
     m_useWideViewport = useWideViewport;
     if (m_page->mainFrame())
         m_page->chrome().dispatchViewportPropertiesDidChange(m_page->mainFrame()->document()->viewportArguments());
 }
 
@@ skipping 124 matching lines @@
 {
     if (m_viewportEnabled == enabled)
         return;
 
     m_viewportEnabled = enabled;
     if (m_page->mainFrame())
         m_page->mainFrame()->document()->updateViewportArguments();
 }
 
 } // namespace WebCore