Add an interface to gather text surrounding the selection.

content/public/browser/android/text_surroundings_delegate.h

Index: content/public/browser/android/text_surroundings_delegate.h
diff --git a/content/public/browser/android/text_surroundings_delegate.h b/content/public/browser/android/text_surroundings_delegate.h
new file mode 100644
index 0000000000000000000000000000000000000000..b984bbd77056a17ef9a906ae043e4e5ca6ebeecc
--- /dev/null
+++ b/content/public/browser/android/text_surroundings_delegate.h
@@ -0,0 +1,24 @@
+// Delegate for receiving a response containing text surrounding the selection.
+
+#ifndef CONTENT_PUBLIC_BROWSER_ANDROID_TEXT_SURROUNDINGS_DELEGATE_H_
+#define CONTENT_PUBLIC_BROWSER_ANDROID_TEXT_SURROUNDINGS_DELEGATE_H_
+
+#include "base/strings/string16.h"
+#include "content/common/content_export.h"
+
+namespace content {
+

[jdduke (slow), 2014/06/18 20:32:53]

I think you can get rid of this class now.

[donnd, 2014/06/18 21:55:27]

Done.

+// Defines an interface for a delegate to receive text that surrounds the
+// selection.
+class CONTENT_EXPORT TextSurroundingsDelegate {
+ public:
+  virtual void OnTextSurroundingSelectionResponse(const base::string16& content,
+                                                  int start_offset,
+                                                  int end_offset) = 0;
+ protected:
+  virtual ~TextSurroundingsDelegate() {}
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_BROWSER_ANDROID_TEXT_SURROUNDINGS_DELEGATE_H_