pass the browser window to selection click handler

this means the content handlers do not have to provide a separate
  method to extract their browser window and it can simply be
  passed in.

content/handlers/html/html.c

@@ -2383,15 +2383,3 @@ error:
 
 	return error;
 }
-
-
-/* exported function documented in html/private.h */
-struct browser_window *html_get_browser_window(struct content *c)
-{
-	html_content *html = (html_content *) c;
-
-	assert(c != NULL);
-	assert(c->handler == &html_content_handler);
-
-	return html->bw;
-}

content/handlers/html/interaction.c

@@ -1220,6 +1220,7 @@ default_mouse_action(html_content *html,
 					       &pixel_offset);
 
 			if (selection_click(&html->sel,
+					    html->bw,
 					    mouse,
 					    mas->text.box->byte_offset + idx)) {
 				/* key presses must be directed at the

content/handlers/html/private.h

@@ -229,15 +229,6 @@ extern bool html_redraw_debug;
 void html__redraw_a_box(html_content *htmlc, struct box *box);
 
 
-/**
- * Get the browser window containing an HTML content
- *
- * \param c HTML content
- * \return the browser window
- */
-struct browser_window *html_get_browser_window(struct content *c);
-
-
 /**
  * Complete conversion of an HTML document
  *

content/handlers/text/textplain.c

@@ -706,7 +706,7 @@ textplain_mouse_action(struct content *c,
 	browser_window_set_drag_type(bw, DRAGGING_NONE, NULL);
 
 	idx = textplain_offset_from_coords(c, x, y, dir);
-	if (selection_click(&text->sel, mouse, idx)) {
+	if (selection_click(&text->sel, text->bw, mouse, idx)) {
 
 		if (selection_dragging(&text->sel)) {
 			browser_window_set_drag_type(bw,
@@ -1634,15 +1634,3 @@ textplain_get_raw_data(struct content *c,
 
 	return text->utf8_data + start;
 }
-
-
-/* exported interface documented in html/textplain.h */
-struct browser_window *textplain_get_browser_window(struct content *c)
-{
-	textplain_content *text = (textplain_content *) c;
-
-	assert(c != NULL);
-	assert(c->handler == &textplain_content_handler);
-
-	return text->bw;
-}

content/handlers/text/textplain.h

@@ -73,12 +73,4 @@ void textplain_coords_from_range(struct content *c,
 char *textplain_get_raw_data(struct content *c, unsigned start, unsigned end, size_t *plen);
 
 
-/**
- * Get the browser window containing a textplain content
- *
- * \param[in] c text/plain content
- * \return the browser window
- */
-struct browser_window *textplain_get_browser_window(struct content *c);
-
 #endif

desktop/selection.c

@@ -77,21 +77,6 @@ typedef bool (*seln_traverse_handler)(const char *text, size_t length,
 		const char *whitespace_text, size_t whitespace_length);
 
 
-/**
- * Get the browser window containing the content a selection object belongs to.
- *
- * \param  s	selection object
- * \return the browser window
- */
-static struct browser_window * selection_get_browser_window(struct selection *s)
-{
-	if (s->is_html)
-		return html_get_browser_window(s->c);
-	else
-		return textplain_get_browser_window(s->c);
-}
-
-
 /**
  * Label each text box in the given box subtree with its position
  * in a textual representation of the content.
@@ -691,13 +676,14 @@ selection_init(struct selection *s,
 /* exported interface documented in desktop/selection.h */
 bool
 selection_click(struct selection *s,
+		struct browser_window *top,
 		browser_mouse_state mouse,
 		unsigned idx)
 {
 	browser_mouse_state modkeys =
 			(mouse & (BROWSER_MOUSE_MOD_1 | BROWSER_MOUSE_MOD_2));
 	int pos = -1;  /* 0 = inside selection, 1 = after it */
-	struct browser_window *top = selection_get_browser_window(s);
+
 	top = browser_window_get_root(top);
 
 	if (selection_defined(s)) {

desktop/selection.h

@@ -28,6 +28,7 @@
 #include "content/handlers/css/utils.h"
 
 struct box;
+struct browser_window;
 
 typedef enum {
 	DRAG_NONE,
@@ -166,7 +167,7 @@ void selection_set_position(struct selection *s, unsigned start, unsigned end);
  * \param idx byte offset within textual representation
  * \return true iff the click has been handled by the selection code
  */
-bool selection_click(struct selection *s, browser_mouse_state mouse, unsigned idx);
+bool selection_click(struct selection *s, struct browser_window *top, browser_mouse_state mouse, unsigned idx);
 
 /**
  * Handles movements related to the selection, eg. dragging of start and