Capture chrome browser windows from internal rendering procedure for windows and linux

chrome/browser/media/desktop_media_list_base.h

Index: chrome/browser/media/desktop_media_list_base.h
diff --git a/chrome/browser/media/desktop_media_list_base.h b/chrome/browser/media/desktop_media_list_base.h
index 6c0feb11373953c5edf66a070203145349b4ed34..41469678ebfbe1729187e7258bfc2c16f26413d7 100644
--- a/chrome/browser/media/desktop_media_list_base.h
+++ b/chrome/browser/media/desktop_media_list_base.h
@@ -7,6 +7,9 @@
 
 #include "chrome/browser/media/desktop_media_list.h"
 #include "content/public/browser/desktop_media_id.h"
+#include "ui/gfx/image/image.h"
+
+using content::DesktopMediaID;
 
 // Thumbnail size is 100*100 pixels
 static const int kDefaultThumbnailSize = 100;
@@ -22,16 +25,18 @@ class DesktopMediaListBase : public DesktopMediaList {
   // DesktopMediaList interface.
   void SetUpdatePeriod(base::TimeDelta period) override;
   void SetThumbnailSize(const gfx::Size& thumbnail_size) override;
-  void SetViewDialogWindowId(content::DesktopMediaID dialog_id) override;
+  void SetViewDialogWindowId(DesktopMediaID dialog_id) override;
   void StartUpdating(DesktopMediaListObserver* observer) override;
   int GetSourceCount() const override;
   const Source& GetSource(int index) const override;
 
+  static uint32_t GetImageHash(const gfx::Image& image);
+
  protected:
   struct SourceDescription {
-    SourceDescription(content::DesktopMediaID id, const base::string16& name);
+    SourceDescription(DesktopMediaID id, const base::string16& name);
 
-    content::DesktopMediaID id;
+    DesktopMediaID id;
     base::string16 name;
   };
 
@@ -41,8 +46,7 @@ class DesktopMediaListBase : public DesktopMediaList {
   void UpdateSourcesList(const std::vector<SourceDescription>& new_sources);
 
   // Update a thumbnail to observer.
-  void UpdateSourceThumbnail(content::DesktopMediaID id,
-                             const gfx::ImageSkia& image);
+  void UpdateSourceThumbnail(DesktopMediaID id, const gfx::ImageSkia& image);
 
   // Post a task for next list update.
   void ScheduleNextRefresh();
@@ -52,8 +56,8 @@ class DesktopMediaListBase : public DesktopMediaList {
       gfx::Size(kDefaultThumbnailSize, kDefaultThumbnailSize);
 
   // ID of the hosting dialog.
-  content::DesktopMediaID view_dialog_id_ =
-      content::DesktopMediaID(content::DesktopMediaID::TYPE_NONE, -1);
+  DesktopMediaID view_dialog_id_ =
+      DesktopMediaID(DesktopMediaID::TYPE_NONE, -1);
 
  private:
   // Time interval between mode updates.