Mostly minor changes such as adding <code></code> around elements, a little rewriting, and a few ...

ppapi/c/pp_rect.h

Index: ppapi/c/pp_rect.h
===================================================================
--- ppapi/c/pp_rect.h	(revision 90368)
+++ ppapi/c/pp_rect.h	(working copy)
@@ -21,7 +21,8 @@
  */
 
 /**
- * The PP_Rect struct contains the size and location of a 2D rectangle.
+ * The <code>PP_Rect</code> struct contains the size and location of a 2D
+ * rectangle.
  */
 struct PP_Rect {
 
@@ -45,15 +46,15 @@
  */
 
 /**
- * PP_MakeRectFromXYWH() creates a PP_Rect given x and y coordinates and width
- * and height dimensions as int32_t values.
+ * This function creates a <code>PP_Rect</code> given x and y coordinates and
+ * width and height dimensions as int32_t values.
  * @param[in] x An int32_t value representing a horizontal coordinate of a
  * point, starting with 0 as the left-most coordinate.
  * @param[in] y An int32_t value representing a vertical coordinate of a point,
  * starting with 0 as the top-most coordinate.
  * @param[in] w An int32_t value representing a width.
  * @param[in] h An int32_t value representing a height.
- * @return A PP_Rect structure.
+ * @return A <code>PP_Rect</code> structure.
  */
 PP_INLINE struct PP_Rect PP_MakeRectFromXYWH(int32_t x, int32_t y,
                                              int32_t w, int32_t h) {