Remove superfluous code from negative syntax tests

Because these files contain syntax errors, the code they contain is not
intended to be executed, and the runtime semantics are therefore
irrelevant. Simplify the files by removing the unnecessary code.

test/language/asi/S7.9_A11_T8.js

@@ -12,10 +12,5 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-//CHECK#1
-var x = 0;
-if (false) {x = 1};
-else x = -1
-if (x !== -1) {
-  $ERROR('#1: Check If Statement for automatic semicolon insertion');
-}
+if (false) {};
+else {}

test/language/asi/S7.9_A4.js

@@ -18,4 +18,3 @@ try {
   1;
 } catch(e) {  
 }  
-$ERROR('#1: Check throw statement for automatic semicolon insertion');

test/language/asi/S7.9_A5.1_T1.js

@@ -12,8 +12,6 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-//CHECK#1
 var x = 0;
 x
 ++;
-$ERROR('#1: Check Postfix Increment Operator for automatic semicolon insertion');

test/language/asi/S7.9_A5.3_T1.js

@@ -16,4 +16,3 @@ throw "Test262: This statement should not be evaluated.";
 var x = 1;
 x
 --;
-$ERROR('#1: Check Postfix Decrement Operator for automatic semicolon insertion');

test/language/module-code/early-strict-mode.js

@@ -12,5 +12,4 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-$ERROR('This statement should not be executed.');
 var public;

test/language/statements/break/S12.8_A8_T1.js

@@ -14,19 +14,9 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-var x=0,y=0;
-
 try{
-	LABEL1 : do {
-		x++;
-		throw "gonna leave it";
-		y++;
-	} while(0);
-	$ERROR('#1: throw "gonna leave it" lead to throwing exception');
 } catch(e){
 	break LABEL2;
 	LABEL2 : do {
-		x++;
-		y++;
 	} while(0);
 }

test/language/statements/break/S12.8_A8_T2.js

@@ -14,19 +14,9 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-var x=0,y=0;
-
 try{
-	LABEL1 : do {
-		x++;
-		throw "gonna leave it";
-		y++;
-	} while(0);
-	$ERROR('#1: throw "gonna leave it" lead to throwing exception');
 } catch(e){
 	break;
 	LABEL2 : do {
-		x++;
-		y++;
 	} while(0);
 }

test/language/statements/continue/S12.7_A8_T1.js

@@ -14,19 +14,9 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-var x=0,y=0;
-
 try{
-	LABEL1 : do {
-		x++;
-		throw "gonna leave it";
-		y++;
-	} while(0);
-	$ERROR('#1: throw "gonna leave it" lead to throwing exception');
 } catch(e){
 	continue LABEL2;
 	LABEL2 : do {
-		x++;
-		y++;
 	} while(0);
 };

test/language/statements/continue/S12.7_A8_T2.js

@@ -12,19 +12,7 @@ negative:
 
 throw "Test262: This statement should not be evaluated.";
 
-var x=0,y=0;
-
 try{
-	LABEL1 : do {
-		x++;
-		throw "gonna leave it";
-		y++;
-	} while(0);
-	$ERROR('#1: throw "gonna leave it" lead to throwing exception');
 } catch(e){
 	continue;
-	LABEL2 : do {
-		x++;
-		y++;
-	} while(0);
 };