Move GetContextMenuNode from RenderView to RenderFrame.

chrome/renderer/chrome_render_view_observer.cc

Index: chrome/renderer/chrome_render_view_observer.cc
===================================================================
--- chrome/renderer/chrome_render_view_observer.cc	(revision 255957)
+++ chrome/renderer/chrome_render_view_observer.cc	(working copy)
@@ -30,7 +30,6 @@
 #include "extensions/common/constants.h"
 #include "extensions/common/stack_frame.h"
 #include "net/base/data_url.h"
-#include "skia/ext/image_operations.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/public/platform/WebCString.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
@@ -104,42 +103,6 @@
   return url.ReplaceComponents(replacements);
 }
 
-// If the source image is null or occupies less area than
-// |thumbnail_min_area_pixels|, we return the image unmodified.  Otherwise, we
-// scale down the image so that the width and height do not exceed
-// |thumbnail_max_size_pixels|, preserving the original aspect ratio.
-SkBitmap Downscale(blink::WebImage image,
-                   int thumbnail_min_area_pixels,
-                   gfx::Size thumbnail_max_size_pixels) {
-  if (image.isNull())
-    return SkBitmap();
-
-  gfx::Size image_size = image.size();
-
-  if (image_size.GetArea() < thumbnail_min_area_pixels)
-    return image.getSkBitmap();
-
-  if (image_size.width() <= thumbnail_max_size_pixels.width() &&
-      image_size.height() <= thumbnail_max_size_pixels.height())
-    return image.getSkBitmap();
-
-  gfx::SizeF scaled_size = image_size;
-
-  if (scaled_size.width() > thumbnail_max_size_pixels.width()) {
-    scaled_size.Scale(thumbnail_max_size_pixels.width() / scaled_size.width());
-  }
-
-  if (scaled_size.height() > thumbnail_max_size_pixels.height()) {
-    scaled_size.Scale(
-        thumbnail_max_size_pixels.height() / scaled_size.height());
-  }
-
-  return skia::ImageOperations::Resize(image.getSkBitmap(),
-                                       skia::ImageOperations::RESIZE_GOOD,
-                                       static_cast<int>(scaled_size.width()),
-                                       static_cast<int>(scaled_size.height()));
-}
-
 // The delimiter for a stack trace provided by WebKit.
 const char kStackFrameDelimiter[] = "\n    at ";
 
@@ -275,8 +238,6 @@
                         OnSetClientSidePhishingDetection)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SetVisuallyDeemphasized,
                         OnSetVisuallyDeemphasized)
-    IPC_MESSAGE_HANDLER(ChromeViewMsg_RequestThumbnailForContextNode,
-                        OnRequestThumbnailForContextNode)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_GetFPS, OnGetFPS)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_UpdateTopControlsState,
@@ -426,22 +387,6 @@
   }
 }
 
-void ChromeRenderViewObserver::OnRequestThumbnailForContextNode(
-    int thumbnail_min_area_pixels, gfx::Size thumbnail_max_size_pixels) {
-  WebNode context_node = render_view()->GetContextMenuNode();
-  SkBitmap thumbnail;
-  gfx::Size original_size;
-  if (!context_node.isNull() && context_node.isElementNode()) {
-    blink::WebImage image = context_node.to<WebElement>().imageContents();
-    original_size = image.size();
-    thumbnail = Downscale(image,
-                          thumbnail_min_area_pixels,
-                          thumbnail_max_size_pixels);
-  }
-  Send(new ChromeViewHostMsg_RequestThumbnailForContextNode_ACK(
-      routing_id(), thumbnail, original_size));
-}
-
 void ChromeRenderViewObserver::OnGetFPS() {
   float fps = (render_view()->GetFilteredTimePerFrame() > 0.0f)?
       1.0f / render_view()->GetFilteredTimePerFrame() : 0.0f;