Removed Doxygen groupings by ppb_, pp_, and ppp_. Added grouping by construct...

ppapi/c/pp_var.h

Index: ppapi/c/pp_var.h
===================================================================
--- ppapi/c/pp_var.h	(revision 72639)
+++ ppapi/c/pp_var.h	(working copy)
@@ -8,15 +8,17 @@
 /**
  * @file
  * Defines the API ...
- *
- * @addtogroup PP
- * @{
  */
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_stdint.h"
 
+/**
+ *
+ * @addtogroup Enums
+ * @{
+ */
 typedef enum {
   PP_VARTYPE_UNDEFINED,
   PP_VARTYPE_NULL,
@@ -26,9 +28,18 @@
   PP_VARTYPE_STRING,
   PP_VARTYPE_OBJECT
 } PP_VarType;
+/**
+ * @}
+ */
+
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_VarType, 4);
 
 /**
+ * @addtogroup Structs
+ * @{
+ */
+
+/**
  * Do not rely on having a predictable and reproducible
  * int/double differentiation.
  * JavaScript has a "number" type for holding a number, and
@@ -39,6 +50,7 @@
  *
  * Your best bet is to have a wrapper for variables
  * that always gets out the type you expect, converting as necessary.
+ *
  */
 struct PP_Var {
   PP_VarType type;
@@ -62,8 +74,16 @@
     int64_t as_id;
   } value;
 };
+/**
+ * @}
+ */
+
 PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_Var, 16);
 
+/**
+ * @addtogroup Functions
+ * @{
+ */
 PP_INLINE struct PP_Var PP_MakeUndefined() {
   struct PP_Var result = { PP_VARTYPE_UNDEFINED, 0, {PP_FALSE} };
   return result;
@@ -91,10 +111,9 @@
   result.value.as_double = value;
   return result;
 }
-
 /**
  * @}
- * End addtogroup PP
  */
+
 #endif  /* PPAPI_C_PP_VAR_H_ */