Fix some doxycomments using \class instead of \brief.

Patches by Csaba Raduly (rcsaba@gmail.com)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@156027 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h

@@ -197,8 +197,9 @@ public:
   }
 };
 
-/// \class The region of the static variables within the current CodeTextRegion
+/// \brief The region of the static variables within the current CodeTextRegion
 /// scope.
+///
 /// Currently, only the static locals are placed there, so we know that these
 /// variables do not get invalidated by calls to other functions.
 class StaticGlobalSpaceRegion : public GlobalsSpaceRegion {
@@ -221,7 +222,7 @@ public:
   }
 };
 
-/// \class The region for all the non-static global variables.
+/// \brief The region for all the non-static global variables.
 ///
 /// This class is further split into subclasses for efficient implementation of
 /// invalidating a set of related global values as is done in
@@ -245,7 +246,7 @@ public:
   }
 };
 
-/// \class The region containing globals which are defined in system/external
+/// \brief The region containing globals which are defined in system/external
 /// headers and are considered modifiable by system calls (ex: errno).
 class GlobalSystemSpaceRegion : public NonStaticGlobalSpaceRegion {
   friend class MemRegionManager;
@@ -262,7 +263,7 @@ public:
   }
 };
 
-/// \class The region containing globals which are considered not to be modified
+/// \brief The region containing globals which are considered not to be modified
 /// or point to data which could be modified as a result of a function call
 /// (system or internal). Ex: Const global scalars would be modeled as part of
 /// this region. This region also includes most system globals since they have
@@ -282,7 +283,7 @@ public:
   }
 };
 
-/// \class The region containing globals which can be modified by calls to
+/// \brief The region containing globals which can be modified by calls to
 /// "internally" defined functions - (for now just) functions other then system
 /// calls.
 class GlobalInternalSpaceRegion : public NonStaticGlobalSpaceRegion {

include/clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h

@@ -553,7 +553,7 @@ public:
   BasicValueFactory &getBasicVals() { return BV; }
 };
 
-/// \class A class responsible for cleaning up unused symbols.
+/// \brief A class responsible for cleaning up unused symbols.
 class SymbolReaper {
   enum SymbolStatus {
     NotProcessed,