Debugger: Make readRawMemory uniformly accessible from Dumper object

Change-Id: I404753691943005984fe36978a14f7dadfc8ac26
Reviewed-by: hjk <hjk121@nokiamail.com>

share/qtcreator/dumper/gbridge.py

@@ -2207,6 +2207,9 @@ class Dumper:
         except:
             pass
 
+    def readRawMemory(self, base, size):
+        return readRawMemory(base, size)
+
     def putFields(self, value, dumpBase = True):
         fields = extractFields(value)