Add autoresize capability for Chromium.

Source/WebKit/chromium/public/WebWidgetClient.h

Index: Source/WebKit/chromium/public/WebWidgetClient.h
diff --git a/Source/WebKit/chromium/public/WebWidgetClient.h b/Source/WebKit/chromium/public/WebWidgetClient.h
index b4fb217f9a2e0f0819a4603230064dc3a0d15a18..9634287a9c5f0096e7b038752497d618536ea46c 100644
--- a/Source/WebKit/chromium/public/WebWidgetClient.h
+++ b/Source/WebKit/chromium/public/WebWidgetClient.h
@@ -41,6 +41,7 @@ namespace WebKit {
 class WebString;
 class WebWidget;
 struct WebCursorInfo;
+struct WebSize;
 
 class WebWidgetClient {
 public:
@@ -104,6 +105,10 @@ public:
     virtual WebRect windowRect() { return WebRect(); }
     virtual void setWindowRect(const WebRect&) { }
 
+    // Called to indicate that the Widget has changed size as a result of an
+    // auto size.
+    virtual void setSize(const WebSize&) { }

[darin (slow to review), 2011/11/30 23:29:05]

didResize or didChangeSize seems better to me.

[levin, 2011/12/01 20:23:45]

Made it didAutoResize to reflect the fact that it is only called during when
auto sizing is enabled.

Also I moved it to be near the other did* methods.

+
     // Called when a tooltip should be shown at the current cursor position.
     virtual void setToolTipText(const WebString&, WebTextDirection hint) { }