Bug 660525 Remove useless uses of PromiseFlatString r=joedrew!

gfx/layers/opengl/LayerManagerOGLProgram.h

@@ -253,7 +253,7 @@ protected:
       }
 
         fprintf (stderr, "=== Source:\n%s\n", aShaderSource);
-        fprintf (stderr, "=== Log:\n%s\n", nsPromiseFlatCString(log).get());
+        fprintf (stderr, "=== Log:\n%s\n", log.get());
         fprintf (stderr, "============\n");
 
       if (!success) {
@@ -307,7 +307,7 @@ protected:
       } else {
         fprintf (stderr, "=== PROGRAM LINKING WARNINGS ===\n");
       }
-      fprintf (stderr, "=== Log:\n%s\n", nsPromiseFlatCString(log).get());
+      fprintf (stderr, "=== Log:\n%s\n", log.get());
       fprintf (stderr, "============\n");
     }
 

gfx/thebes/GLContext.cpp

@@ -1730,7 +1730,7 @@ GLContext::UseBlitProgram()
             fGetShaderInfoLog(shaders[i], len, (GLint*) &len, (char*) log.BeginWriting());
             log.SetLength(len);
 
-            printf_stderr("Shader %d compilation failed:\n%s\n", nsPromiseFlatCString(log).get());
+            printf_stderr("Shader %d compilation failed:\n%s\n", log.get());
             return;
         }
 
@@ -1754,7 +1754,7 @@ GLContext::UseBlitProgram()
         fGetProgramInfoLog(mBlitProgram, len, (GLint*) &len, (char*) log.BeginWriting());
         log.SetLength(len);
 
-        printf_stderr("Program linking failed:\n%s\n", nsPromiseFlatCString(log).get());
+        printf_stderr("Program linking failed:\n%s\n", log.get());
         return;
     }
 

gfx/thebes/gfxFontUtils.cpp

@@ -875,10 +875,9 @@ void gfxFontUtils::GetPrefsFontList(const char *aPrefName, nsTArray<nsString>& a
     
     // append each font name to the list
     nsAutoString fontname;
-    nsPromiseFlatString fonts(fontlistValue);
     const PRUnichar *p, *p_end;
-    fonts.BeginReading(p);
-    fonts.EndReading(p_end);
+    fontlistValue.BeginReading(p);
+    fontlistValue.EndReading(p_end);
 
      while (p < p_end) {
         const PRUnichar *nameStart = p;

gfx/thebes/gfxGDIFontList.cpp

@@ -435,7 +435,7 @@ GDIFontEntry::InitLogFont(const nsAString& aName,
     mLogFont.lfWeight         = mWeight;
 
     int len = NS_MIN<int>(aName.Length(), LF_FACESIZE - 1);
-    memcpy(&mLogFont.lfFaceName, nsPromiseFlatString(aName).get(), len * 2);
+    memcpy(&mLogFont.lfFaceName, aName.get(), len * 2);
     mLogFont.lfFaceName[len] = '\0';
 }